diff --git a/cmd/migrate_storage.go b/cmd/migrate_storage.go
index f8e2378cac..fb4b8dcd9a 100644
--- a/cmd/migrate_storage.go
+++ b/cmd/migrate_storage.go
@@ -102,7 +102,7 @@ func migrateAvatars(dstStorage storage.ObjectStorage) error {
 }
 
 func migrateRepoAvatars(dstStorage storage.ObjectStorage) error {
-	return models.IterateRepository(func(repo *models.Repository) error {
+	return models.IterateRepository(func(repo *repo_model.Repository) error {
 		_, err := storage.Copy(dstStorage, repo.CustomAvatarRelativePath(), storage.RepoAvatars, repo.CustomAvatarRelativePath())
 		return err
 	})
diff --git a/integrations/api_comment_test.go b/integrations/api_comment_test.go
index 9ab97c0f40..0c3ac2ae5b 100644
--- a/integrations/api_comment_test.go
+++ b/integrations/api_comment_test.go
@@ -11,6 +11,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/convert"
@@ -25,7 +26,7 @@ func TestAPIListRepoComments(t *testing.T) {
 	comment := unittest.AssertExistsAndLoadBean(t, &models.Comment{},
 		unittest.Cond("type = ?", models.CommentTypeComment)).(*models.Comment)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: comment.IssueID}).(*models.Issue)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
@@ -71,7 +72,7 @@ func TestAPIListIssueComments(t *testing.T) {
 	comment := unittest.AssertExistsAndLoadBean(t, &models.Comment{},
 		unittest.Cond("type = ?", models.CommentTypeComment)).(*models.Comment)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: comment.IssueID}).(*models.Issue)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
@@ -91,7 +92,7 @@ func TestAPICreateComment(t *testing.T) {
 	const commentBody = "Comment body"
 
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{}).(*models.Issue)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
@@ -114,7 +115,7 @@ func TestAPIGetComment(t *testing.T) {
 
 	comment := unittest.AssertExistsAndLoadBean(t, &models.Comment{ID: 2}).(*models.Comment)
 	assert.NoError(t, comment.LoadIssue())
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: comment.Issue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: comment.Issue.RepoID}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
@@ -143,7 +144,7 @@ func TestAPIEditComment(t *testing.T) {
 	comment := unittest.AssertExistsAndLoadBean(t, &models.Comment{},
 		unittest.Cond("type = ?", models.CommentTypeComment)).(*models.Comment)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: comment.IssueID}).(*models.Issue)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
@@ -168,7 +169,7 @@ func TestAPIDeleteComment(t *testing.T) {
 	comment := unittest.AssertExistsAndLoadBean(t, &models.Comment{},
 		unittest.Cond("type = ?", models.CommentTypeComment)).(*models.Comment)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: comment.IssueID}).(*models.Issue)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
diff --git a/integrations/api_helper_for_declarative_test.go b/integrations/api_helper_for_declarative_test.go
index a8aba3199c..9c6adaf084 100644
--- a/integrations/api_helper_for_declarative_test.go
+++ b/integrations/api_helper_for_declarative_test.go
@@ -13,8 +13,8 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/queue"
 	api "code.gitea.io/gitea/modules/structs"
@@ -264,7 +264,7 @@ func doAPIMergePullRequest(ctx APITestContext, owner, repo string, index int64)
 			owner, repo, index, ctx.Token)
 		req := NewRequestWithJSON(t, http.MethodPost, urlStr, &forms.MergePullRequestForm{
 			MergeMessageField: "doAPIMergePullRequest Merge",
-			Do:                string(models.MergeStyleMerge),
+			Do:                string(repo_model.MergeStyleMerge),
 		})
 
 		resp := ctx.Session.MakeRequest(t, req, NoExpectedStatus)
@@ -276,7 +276,7 @@ func doAPIMergePullRequest(ctx APITestContext, owner, repo string, index int64)
 			queue.GetManager().FlushAll(context.Background(), 5*time.Second)
 			req = NewRequestWithJSON(t, http.MethodPost, urlStr, &forms.MergePullRequestForm{
 				MergeMessageField: "doAPIMergePullRequest Merge",
-				Do:                string(models.MergeStyleMerge),
+				Do:                string(repo_model.MergeStyleMerge),
 			})
 			resp = ctx.Session.MakeRequest(t, req, NoExpectedStatus)
 		}
@@ -298,7 +298,7 @@ func doAPIManuallyMergePullRequest(ctx APITestContext, owner, repo, commitID str
 		urlStr := fmt.Sprintf("/api/v1/repos/%s/%s/pulls/%d/merge?token=%s",
 			owner, repo, index, ctx.Token)
 		req := NewRequestWithJSON(t, http.MethodPost, urlStr, &forms.MergePullRequestForm{
-			Do:            string(models.MergeStyleManuallyMerged),
+			Do:            string(repo_model.MergeStyleManuallyMerged),
 			MergeCommitID: commitID,
 		})
 
diff --git a/integrations/api_issue_label_test.go b/integrations/api_issue_label_test.go
index 9ee8b75b50..42bfedf32f 100644
--- a/integrations/api_issue_label_test.go
+++ b/integrations/api_issue_label_test.go
@@ -11,6 +11,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -21,7 +22,7 @@ import (
 func TestAPIModifyLabels(t *testing.T) {
 	assert.NoError(t, unittest.LoadFixtures())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.Name)
 	token := getTokenForLoggedInUser(t, session)
@@ -91,7 +92,7 @@ func TestAPIModifyLabels(t *testing.T) {
 func TestAPIAddIssueLabels(t *testing.T) {
 	assert.NoError(t, unittest.LoadFixtures())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{RepoID: repo.ID}).(*models.Issue)
 	_ = unittest.AssertExistsAndLoadBean(t, &models.Label{RepoID: repo.ID, ID: 2}).(*models.Label)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
@@ -114,7 +115,7 @@ func TestAPIAddIssueLabels(t *testing.T) {
 func TestAPIReplaceIssueLabels(t *testing.T) {
 	assert.NoError(t, unittest.LoadFixtures())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{RepoID: repo.ID}).(*models.Issue)
 	label := unittest.AssertExistsAndLoadBean(t, &models.Label{RepoID: repo.ID}).(*models.Label)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
@@ -140,7 +141,7 @@ func TestAPIReplaceIssueLabels(t *testing.T) {
 func TestAPIModifyOrgLabels(t *testing.T) {
 	assert.NoError(t, unittest.LoadFixtures())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	user := "user1"
 	session := loginUser(t, user)
diff --git a/integrations/api_issue_milestone_test.go b/integrations/api_issue_milestone_test.go
index 6a94321d3b..60a6329424 100644
--- a/integrations/api_issue_milestone_test.go
+++ b/integrations/api_issue_milestone_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/structs"
@@ -21,7 +22,7 @@ func TestAPIIssuesMilestone(t *testing.T) {
 	defer prepareTestEnv(t)()
 
 	milestone := unittest.AssertExistsAndLoadBean(t, &models.Milestone{ID: 1}).(*models.Milestone)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: milestone.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: milestone.RepoID}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	assert.Equal(t, int64(1), int64(milestone.NumIssues))
 	assert.Equal(t, structs.StateOpen, milestone.State())
diff --git a/integrations/api_issue_stopwatch_test.go b/integrations/api_issue_stopwatch_test.go
index 8b9af3f0c0..3f62e042cb 100644
--- a/integrations/api_issue_stopwatch_test.go
+++ b/integrations/api_issue_stopwatch_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -19,7 +20,7 @@ import (
 func TestAPIListStopWatches(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
diff --git a/integrations/api_issue_subscription_test.go b/integrations/api_issue_subscription_test.go
index 18ff4159b6..dfc3edee8d 100644
--- a/integrations/api_issue_subscription_test.go
+++ b/integrations/api_issue_subscription_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -33,7 +34,7 @@ func TestAPIIssueSubscriptions(t *testing.T) {
 
 	testSubscription := func(issue *models.Issue, isWatching bool) {
 
-		issueRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue.RepoID}).(*models.Repository)
+		issueRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 
 		urlStr := fmt.Sprintf("/api/v1/repos/%s/%s/issues/%d/subscriptions/check?token=%s", issueRepo.OwnerName, issueRepo.Name, issue.Index, token)
 		req := NewRequest(t, "GET", urlStr)
@@ -54,7 +55,7 @@ func TestAPIIssueSubscriptions(t *testing.T) {
 	testSubscription(issue4, false)
 	testSubscription(issue5, false)
 
-	issue1Repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue1.RepoID}).(*models.Repository)
+	issue1Repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue1.RepoID}).(*repo_model.Repository)
 	urlStr := fmt.Sprintf("/api/v1/repos/%s/%s/issues/%d/subscriptions/%s?token=%s", issue1Repo.OwnerName, issue1Repo.Name, issue1.Index, owner.Name, token)
 	req := NewRequest(t, "DELETE", urlStr)
 	session.MakeRequest(t, req, http.StatusCreated)
@@ -64,7 +65,7 @@ func TestAPIIssueSubscriptions(t *testing.T) {
 	session.MakeRequest(t, req, http.StatusOK)
 	testSubscription(issue1, false)
 
-	issue5Repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issue5.RepoID}).(*models.Repository)
+	issue5Repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue5.RepoID}).(*repo_model.Repository)
 	urlStr = fmt.Sprintf("/api/v1/repos/%s/%s/issues/%d/subscriptions/%s?token=%s", issue5Repo.OwnerName, issue5Repo.Name, issue5.Index, owner.Name, token)
 	req = NewRequest(t, "PUT", urlStr)
 	session.MakeRequest(t, req, http.StatusCreated)
diff --git a/integrations/api_issue_test.go b/integrations/api_issue_test.go
index 87bec7a8f3..0912d1d82b 100644
--- a/integrations/api_issue_test.go
+++ b/integrations/api_issue_test.go
@@ -12,6 +12,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -22,7 +23,7 @@ import (
 func TestAPIListIssues(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
@@ -73,7 +74,7 @@ func TestAPICreateIssue(t *testing.T) {
 	defer prepareTestEnv(t)()
 	const body, title = "apiTestBody", "apiTestTitle"
 
-	repoBefore := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repoBefore := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repoBefore.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
@@ -97,7 +98,7 @@ func TestAPICreateIssue(t *testing.T) {
 		Title:      title,
 	})
 
-	repoAfter := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repoAfter := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.Equal(t, repoBefore.NumIssues+1, repoAfter.NumIssues)
 	assert.Equal(t, repoBefore.NumClosedIssues, repoAfter.NumClosedIssues)
 }
@@ -106,7 +107,7 @@ func TestAPIEditIssue(t *testing.T) {
 	defer prepareTestEnv(t)()
 
 	issueBefore := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 10}).(*models.Issue)
-	repoBefore := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issueBefore.RepoID}).(*models.Repository)
+	repoBefore := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issueBefore.RepoID}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repoBefore.OwnerID}).(*user_model.User)
 	assert.NoError(t, issueBefore.LoadAttributes())
 	assert.Equal(t, int64(1019307200), int64(issueBefore.DeadlineUnix))
@@ -137,7 +138,7 @@ func TestAPIEditIssue(t *testing.T) {
 	DecodeJSON(t, resp, &apiIssue)
 
 	issueAfter := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 10}).(*models.Issue)
-	repoAfter := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: issueBefore.RepoID}).(*models.Repository)
+	repoAfter := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issueBefore.RepoID}).(*repo_model.Repository)
 
 	// check deleted user
 	assert.Equal(t, int64(500), issueAfter.PosterID)
diff --git a/integrations/api_keys_test.go b/integrations/api_keys_test.go
index 9bcfa70461..5fbd51318f 100644
--- a/integrations/api_keys_test.go
+++ b/integrations/api_keys_test.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -48,7 +49,7 @@ func TestDeleteDeployKeyNoLogin(t *testing.T) {
 
 func TestCreateReadOnlyDeployKey(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{Name: "repo1"}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{Name: "repo1"}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
@@ -74,7 +75,7 @@ func TestCreateReadOnlyDeployKey(t *testing.T) {
 
 func TestCreateReadWriteDeployKey(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{Name: "repo1"}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{Name: "repo1"}).(*repo_model.Repository)
 	repoOwner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, repoOwner.Name)
diff --git a/integrations/api_notification_test.go b/integrations/api_notification_test.go
index e3f39b363c..12b3bac425 100644
--- a/integrations/api_notification_test.go
+++ b/integrations/api_notification_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -21,7 +22,7 @@ func TestAPINotification(t *testing.T) {
 	defer prepareTestEnv(t)()
 
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	thread5 := unittest.AssertExistsAndLoadBean(t, &models.Notification{ID: 5}).(*models.Notification)
 	assert.NoError(t, thread5.LoadAttributes())
 	session := loginUser(t, user2.Name)
diff --git a/integrations/api_pull_commits_test.go b/integrations/api_pull_commits_test.go
index a3d1bee58a..5e057b05a1 100644
--- a/integrations/api_pull_commits_test.go
+++ b/integrations/api_pull_commits_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	api "code.gitea.io/gitea/modules/structs"
 
@@ -19,7 +20,7 @@ func TestAPIPullCommits(t *testing.T) {
 	defer prepareTestEnv(t)()
 	pullIssue := unittest.AssertExistsAndLoadBean(t, &models.PullRequest{ID: 2}).(*models.PullRequest)
 	assert.NoError(t, pullIssue.LoadIssue())
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: pullIssue.HeadRepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: pullIssue.HeadRepoID}).(*repo_model.Repository)
 
 	session := loginUser(t, "user2")
 	req := NewRequestf(t, http.MethodGet, "/api/v1/repos/%s/%s/pulls/%d/commits", repo.OwnerName, repo.Name, pullIssue.Index)
diff --git a/integrations/api_pull_review_test.go b/integrations/api_pull_review_test.go
index 50b9454084..df6dc75d51 100644
--- a/integrations/api_pull_review_test.go
+++ b/integrations/api_pull_review_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/json"
 	api "code.gitea.io/gitea/modules/structs"
@@ -21,7 +22,7 @@ func TestAPIPullReview(t *testing.T) {
 	defer prepareTestEnv(t)()
 	pullIssue := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 3}).(*models.Issue)
 	assert.NoError(t, pullIssue.LoadAttributes())
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: pullIssue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: pullIssue.RepoID}).(*repo_model.Repository)
 
 	// test ListPullReviews
 	session := loginUser(t, "user2")
@@ -198,7 +199,7 @@ func TestAPIPullReview(t *testing.T) {
 	// to make it simple, use same api with get review
 	pullIssue12 := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 12}).(*models.Issue)
 	assert.NoError(t, pullIssue12.LoadAttributes())
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: pullIssue12.RepoID}).(*models.Repository)
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: pullIssue12.RepoID}).(*repo_model.Repository)
 
 	req = NewRequestf(t, http.MethodGet, "/api/v1/repos/%s/%s/pulls/%d/reviews?token=%s", repo3.OwnerName, repo3.Name, pullIssue12.Index, token)
 	resp = session.MakeRequest(t, req, http.StatusOK)
@@ -222,7 +223,7 @@ func TestAPIPullReviewRequest(t *testing.T) {
 	defer prepareTestEnv(t)()
 	pullIssue := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 3}).(*models.Issue)
 	assert.NoError(t, pullIssue.LoadAttributes())
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: pullIssue.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: pullIssue.RepoID}).(*repo_model.Repository)
 
 	// Test add Review Request
 	session := loginUser(t, "user2")
@@ -267,7 +268,7 @@ func TestAPIPullReviewRequest(t *testing.T) {
 	// Test team review request
 	pullIssue12 := unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 12}).(*models.Issue)
 	assert.NoError(t, pullIssue12.LoadAttributes())
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: pullIssue12.RepoID}).(*models.Repository)
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: pullIssue12.RepoID}).(*repo_model.Repository)
 
 	// Test add Team Review Request
 	req = NewRequestWithJSON(t, http.MethodPost, fmt.Sprintf("/api/v1/repos/%s/%s/pulls/%d/requested_reviewers?token=%s", repo3.OwnerName, repo3.Name, pullIssue12.Index, token), &api.PullReviewRequestOptions{
diff --git a/integrations/api_pull_test.go b/integrations/api_pull_test.go
index db53d41599..b6b8ad8734 100644
--- a/integrations/api_pull_test.go
+++ b/integrations/api_pull_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -22,7 +23,7 @@ import (
 
 func TestAPIViewPulls(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, "user2")
@@ -39,7 +40,7 @@ func TestAPIViewPulls(t *testing.T) {
 // TestAPIMergePullWIP ensures that we can't merge a WIP pull request
 func TestAPIMergePullWIP(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	pr := unittest.AssertExistsAndLoadBean(t, &models.PullRequest{Status: models.PullRequestStatusMergeable}, unittest.Cond("has_merged = ?", false)).(*models.PullRequest)
 	pr.LoadIssue()
@@ -54,7 +55,7 @@ func TestAPIMergePullWIP(t *testing.T) {
 	token := getTokenForLoggedInUser(t, session)
 	req := NewRequestWithJSON(t, http.MethodPost, fmt.Sprintf("/api/v1/repos/%s/%s/pulls/%d/merge?token=%s", owner.Name, repo.Name, pr.Index, token), &forms.MergePullRequestForm{
 		MergeMessageField: pr.Issue.Title,
-		Do:                string(models.MergeStyleMerge),
+		Do:                string(repo_model.MergeStyleMerge),
 	})
 
 	session.MakeRequest(t, req, http.StatusMethodNotAllowed)
@@ -62,9 +63,9 @@ func TestAPIMergePullWIP(t *testing.T) {
 
 func TestAPICreatePullSuccess(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo10 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 10}).(*models.Repository)
+	repo10 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 	// repo10 have code, pulls units.
-	repo11 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 11}).(*models.Repository)
+	repo11 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 11}).(*repo_model.Repository)
 	// repo11 only have code unit but should still create pulls
 	owner10 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo10.OwnerID}).(*user_model.User)
 	owner11 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo11.OwnerID}).(*user_model.User)
@@ -83,10 +84,10 @@ func TestAPICreatePullSuccess(t *testing.T) {
 func TestAPICreatePullWithFieldsSuccess(t *testing.T) {
 	defer prepareTestEnv(t)()
 	// repo10 have code, pulls units.
-	repo10 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 10}).(*models.Repository)
+	repo10 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 	owner10 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo10.OwnerID}).(*user_model.User)
 	// repo11 only have code unit but should still create pulls
-	repo11 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 11}).(*models.Repository)
+	repo11 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 11}).(*repo_model.Repository)
 	owner11 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo11.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner11.Name)
@@ -120,10 +121,10 @@ func TestAPICreatePullWithFieldsSuccess(t *testing.T) {
 func TestAPICreatePullWithFieldsFailure(t *testing.T) {
 	defer prepareTestEnv(t)()
 	// repo10 have code, pulls units.
-	repo10 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 10}).(*models.Repository)
+	repo10 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 	owner10 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo10.OwnerID}).(*user_model.User)
 	// repo11 only have code unit but should still create pulls
-	repo11 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 11}).(*models.Repository)
+	repo11 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 11}).(*repo_model.Repository)
 	owner11 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo11.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner11.Name)
@@ -153,7 +154,7 @@ func TestAPICreatePullWithFieldsFailure(t *testing.T) {
 
 func TestAPIEditPull(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo10 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 10}).(*models.Repository)
+	repo10 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 	owner10 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo10.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner10.Name)
diff --git a/integrations/api_releases_test.go b/integrations/api_releases_test.go
index 5a16e60d73..b3d9c898e4 100644
--- a/integrations/api_releases_test.go
+++ b/integrations/api_releases_test.go
@@ -11,6 +11,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -22,7 +23,7 @@ import (
 func TestAPIListReleases(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	session := loginUser(t, user2.LowerName)
 	token := getTokenForLoggedInUser(t, session)
@@ -71,7 +72,7 @@ func TestAPIListReleases(t *testing.T) {
 	testFilterByLen(true, url.Values{"draft": {"true"}, "pre-release": {"true"}}, 0, "there is no pre-release draft")
 }
 
-func createNewReleaseUsingAPI(t *testing.T, session *TestSession, token string, owner *user_model.User, repo *models.Repository, name, target, title, desc string) *api.Release {
+func createNewReleaseUsingAPI(t *testing.T, session *TestSession, token string, owner *user_model.User, repo *repo_model.Repository, name, target, title, desc string) *api.Release {
 	urlStr := fmt.Sprintf("/api/v1/repos/%s/%s/releases?token=%s",
 		owner.Name, repo.Name, token)
 	req := NewRequestWithJSON(t, "POST", urlStr, &api.CreateReleaseOption{
@@ -99,7 +100,7 @@ func createNewReleaseUsingAPI(t *testing.T, session *TestSession, token string,
 func TestAPICreateAndUpdateRelease(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.LowerName)
 	token := getTokenForLoggedInUser(t, session)
@@ -150,7 +151,7 @@ func TestAPICreateAndUpdateRelease(t *testing.T) {
 func TestAPICreateReleaseToDefaultBranch(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.LowerName)
 	token := getTokenForLoggedInUser(t, session)
@@ -161,7 +162,7 @@ func TestAPICreateReleaseToDefaultBranch(t *testing.T) {
 func TestAPICreateReleaseToDefaultBranchOnExistingTag(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.LowerName)
 	token := getTokenForLoggedInUser(t, session)
@@ -179,7 +180,7 @@ func TestAPICreateReleaseToDefaultBranchOnExistingTag(t *testing.T) {
 func TestAPIGetReleaseByTag(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.LowerName)
 
@@ -212,7 +213,7 @@ func TestAPIGetReleaseByTag(t *testing.T) {
 func TestAPIDeleteReleaseByTagName(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.LowerName)
 	token := getTokenForLoggedInUser(t, session)
diff --git a/integrations/api_repo_archive_test.go b/integrations/api_repo_archive_test.go
index 6de61eea9f..7778b7ff69 100644
--- a/integrations/api_repo_archive_test.go
+++ b/integrations/api_repo_archive_test.go
@@ -11,7 +11,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -21,7 +21,7 @@ import (
 func TestAPIDownloadArchive(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	session := loginUser(t, user2.LowerName)
 	token := getTokenForLoggedInUser(t, session)
diff --git a/integrations/api_repo_edit_test.go b/integrations/api_repo_edit_test.go
index defa86fca8..91ec4c699e 100644
--- a/integrations/api_repo_edit_test.go
+++ b/integrations/api_repo_edit_test.go
@@ -10,7 +10,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
@@ -20,7 +20,7 @@ import (
 )
 
 // getRepoEditOptionFromRepo gets the options for an existing repo exactly as is
-func getRepoEditOptionFromRepo(repo *models.Repository) *api.EditRepoOption {
+func getRepoEditOptionFromRepo(repo *repo_model.Repository) *api.EditRepoOption {
 	name := repo.Name
 	description := repo.Description
 	website := repo.Website
@@ -135,13 +135,13 @@ func TestAPIRepoEdit(t *testing.T) {
 	onGiteaRun(t, func(t *testing.T, u *url.URL) {
 		bFalse, bTrue := false, true
 
-		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3, is an org
-		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-		repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-		repo15 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 15}).(*models.Repository) // empty repo
-		repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3, is an org
+		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+		repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+		repo15 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 15}).(*repo_model.Repository) // empty repo
+		repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 
 		// Get user2's token
 		session := loginUser(t, user2.Name)
@@ -166,7 +166,7 @@ func TestAPIRepoEdit(t *testing.T) {
 		assert.Equal(t, *repoEditOption.Website, repo.Website)
 		assert.Equal(t, *repoEditOption.Archived, repo.Archived)
 		// check repo1 from database
-		repo1edited := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+		repo1edited := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 		repo1editedOption := getRepoEditOptionFromRepo(repo1edited)
 		assert.Equal(t, *repoEditOption.Name, *repo1editedOption.Name)
 		assert.Equal(t, *repoEditOption.Description, *repo1editedOption.Description)
@@ -191,7 +191,7 @@ func TestAPIRepoEdit(t *testing.T) {
 		DecodeJSON(t, resp, &repo)
 		assert.NotNil(t, repo)
 		// check repo1 was written to database
-		repo1edited = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+		repo1edited = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 		repo1editedOption = getRepoEditOptionFromRepo(repo1edited)
 		assert.Equal(t, *repo1editedOption.HasIssues, true)
 		assert.Nil(t, repo1editedOption.ExternalTracker)
@@ -213,7 +213,7 @@ func TestAPIRepoEdit(t *testing.T) {
 		DecodeJSON(t, resp, &repo)
 		assert.NotNil(t, repo)
 		// check repo1 was written to database
-		repo1edited = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+		repo1edited = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 		repo1editedOption = getRepoEditOptionFromRepo(repo1edited)
 		assert.Equal(t, *repo1editedOption.HasIssues, true)
 		assert.Equal(t, *repo1editedOption.ExternalTracker, *repoEditOption.ExternalTracker)
@@ -244,7 +244,7 @@ func TestAPIRepoEdit(t *testing.T) {
 		DecodeJSON(t, resp, &repo)
 		assert.NotNil(t, repo)
 		// check repo1 was written to database
-		repo1edited = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+		repo1edited = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 		repo1editedOption = getRepoEditOptionFromRepo(repo1edited)
 		assert.Equal(t, *repo1editedOption.Description, *repoEditOption.Description)
 		assert.Equal(t, *repo1editedOption.HasIssues, true)
@@ -289,7 +289,7 @@ func TestAPIRepoEdit(t *testing.T) {
 		_ = session.MakeRequest(t, req, http.StatusOK)
 
 		// Test making a repo public that is private
-		repo16 = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository)
+		repo16 = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository)
 		assert.True(t, repo16.IsPrivate)
 		repoEditOption = &api.EditRepoOption{
 			Private: &bFalse,
@@ -297,7 +297,7 @@ func TestAPIRepoEdit(t *testing.T) {
 		url = fmt.Sprintf("/api/v1/repos/%s/%s?token=%s", user2.Name, repo16.Name, token2)
 		req = NewRequestWithJSON(t, "PATCH", url, &repoEditOption)
 		_ = session.MakeRequest(t, req, http.StatusOK)
-		repo16 = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository)
+		repo16 = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository)
 		assert.False(t, repo16.IsPrivate)
 		// Make it private again
 		repoEditOption.Private = &bTrue
@@ -311,7 +311,7 @@ func TestAPIRepoEdit(t *testing.T) {
 			Archived: &bTrue,
 		})
 		_ = session.MakeRequest(t, req, http.StatusOK)
-		repo15 = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 15}).(*models.Repository)
+		repo15 = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 15}).(*repo_model.Repository)
 		assert.True(t, repo15.IsArchived)
 		req = NewRequestWithJSON(t, "PATCH", url, &api.EditRepoOption{
 			Archived: &bFalse,
diff --git a/integrations/api_repo_file_create_test.go b/integrations/api_repo_file_create_test.go
index 5092b8095b..ba6c1a56af 100644
--- a/integrations/api_repo_file_create_test.go
+++ b/integrations/api_repo_file_create_test.go
@@ -13,7 +13,7 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -110,8 +110,8 @@ func getExpectedFileResponseForCreate(commitID, treePath string) *api.FileRespon
 func BenchmarkAPICreateFileSmall(b *testing.B) {
 	onGiteaRunTB(b, func(t testing.TB, u *url.URL) {
 		b := t.(*testing.B)
-		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)     // owner of the repo1 & repo16
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository) // public repo
+		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)             // owner of the repo1 & repo16
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository) // public repo
 
 		for n := 0; n < b.N; n++ {
 			treePath := fmt.Sprintf("update/file%d.txt", n)
@@ -125,8 +125,8 @@ func BenchmarkAPICreateFileMedium(b *testing.B) {
 
 	onGiteaRunTB(b, func(t testing.TB, u *url.URL) {
 		b := t.(*testing.B)
-		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)     // owner of the repo1 & repo16
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository) // public repo
+		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)             // owner of the repo1 & repo16
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository) // public repo
 
 		b.ResetTimer()
 		for n := 0; n < b.N; n++ {
@@ -139,12 +139,12 @@ func BenchmarkAPICreateFileMedium(b *testing.B) {
 
 func TestAPICreateFile(t *testing.T) {
 	onGiteaRun(t, func(t *testing.T, u *url.URL) {
-		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3, is an org
-		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-		repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-		repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3, is an org
+		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+		repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+		repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 		fileID := 0
 
 		// Get user2's token
diff --git a/integrations/api_repo_file_delete_test.go b/integrations/api_repo_file_delete_test.go
index 0a87c09242..42df869d69 100644
--- a/integrations/api_repo_file_delete_test.go
+++ b/integrations/api_repo_file_delete_test.go
@@ -10,7 +10,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -39,12 +39,12 @@ func getDeleteFileOptions() *api.DeleteFileOptions {
 
 func TestAPIDeleteFile(t *testing.T) {
 	onGiteaRun(t, func(t *testing.T, u *url.URL) {
-		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3, is an org
-		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-		repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-		repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3, is an org
+		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+		repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+		repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 		fileID := 0
 
 		// Get user2's token
diff --git a/integrations/api_repo_file_helpers.go b/integrations/api_repo_file_helpers.go
index 8477d65a3e..53f74df245 100644
--- a/integrations/api_repo_file_helpers.go
+++ b/integrations/api_repo_file_helpers.go
@@ -5,13 +5,13 @@
 package integrations
 
 import (
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
 	files_service "code.gitea.io/gitea/services/repository/files"
 )
 
-func createFileInBranch(user *user_model.User, repo *models.Repository, treePath, branchName, content string) (*api.FileResponse, error) {
+func createFileInBranch(user *user_model.User, repo *repo_model.Repository, treePath, branchName, content string) (*api.FileResponse, error) {
 	opts := &files_service.UpdateRepoFileOptions{
 		OldBranch: branchName,
 		TreePath:  treePath,
@@ -23,6 +23,6 @@ func createFileInBranch(user *user_model.User, repo *models.Repository, treePath
 	return files_service.CreateOrUpdateRepoFile(repo, user, opts)
 }
 
-func createFile(user *user_model.User, repo *models.Repository, treePath string) (*api.FileResponse, error) {
+func createFile(user *user_model.User, repo *repo_model.Repository, treePath string) (*api.FileResponse, error) {
 	return createFileInBranch(user, repo, treePath, repo.DefaultBranch, "This is a NEW file")
 }
diff --git a/integrations/api_repo_file_update_test.go b/integrations/api_repo_file_update_test.go
index 1fc84d5dea..63bee11458 100644
--- a/integrations/api_repo_file_update_test.go
+++ b/integrations/api_repo_file_update_test.go
@@ -12,7 +12,7 @@ import (
 	"path/filepath"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -105,12 +105,12 @@ func getExpectedFileResponseForUpdate(commitID, treePath string) *api.FileRespon
 
 func TestAPIUpdateFile(t *testing.T) {
 	onGiteaRun(t, func(t *testing.T, u *url.URL) {
-		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3, is an org
-		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-		repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-		repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+		user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+		user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3, is an org
+		user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+		repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+		repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 		fileID := 0
 
 		// Get user2's token
diff --git a/integrations/api_repo_get_contents_list_test.go b/integrations/api_repo_get_contents_list_test.go
index 63ac9cfb53..449798a328 100644
--- a/integrations/api_repo_get_contents_list_test.go
+++ b/integrations/api_repo_get_contents_list_test.go
@@ -10,7 +10,7 @@ import (
 	"path/filepath"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -54,13 +54,13 @@ func TestAPIGetContentsList(t *testing.T) {
 
 func testAPIGetContentsList(t *testing.T, u *url.URL) {
 	/*** SETUP ***/
-	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3, is an org
-	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-	repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
-	treePath := ""                                                                                 // root dir
+	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3, is an org
+	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+	repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
+	treePath := ""                                                                                         // root dir
 
 	// Get user2's token
 	session := loginUser(t, user2.Name)
diff --git a/integrations/api_repo_get_contents_test.go b/integrations/api_repo_get_contents_test.go
index 9843239ec4..ddb988422c 100644
--- a/integrations/api_repo_get_contents_test.go
+++ b/integrations/api_repo_get_contents_test.go
@@ -9,7 +9,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -55,12 +55,12 @@ func TestAPIGetContents(t *testing.T) {
 
 func testAPIGetContents(t *testing.T, u *url.URL) {
 	/*** SETUP ***/
-	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3, is an org
-	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-	repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3, is an org
+	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+	repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 	treePath := "README.md"
 
 	// Get user2's token
diff --git a/integrations/api_repo_git_blobs_test.go b/integrations/api_repo_git_blobs_test.go
index 0311b6120f..0a3cf632cc 100644
--- a/integrations/api_repo_git_blobs_test.go
+++ b/integrations/api_repo_git_blobs_test.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -18,12 +18,12 @@ import (
 
 func TestAPIReposGitBlobs(t *testing.T) {
 	defer prepareTestEnv(t)()
-	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3
-	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-	repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3
+	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+	repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 	repo1ReadmeSHA := "65f1bf27bc3bf70f64657658635e66094edbcb4d"
 	repo3ReadmeSHA := "d56a3073c1dbb7b15963110a049d50cdb5db99fc"
 	repo16ReadmeSHA := "f90451c72ef61a7645293d17b47be7a8e983da57"
diff --git a/integrations/api_repo_git_hook_test.go b/integrations/api_repo_git_hook_test.go
index ee59321761..a31b27c456 100644
--- a/integrations/api_repo_git_hook_test.go
+++ b/integrations/api_repo_git_hook_test.go
@@ -9,7 +9,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -25,7 +25,7 @@ echo Hello, World!
 func TestAPIListGitHooks(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 37}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 37}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	// user1 is an admin user
@@ -51,7 +51,7 @@ func TestAPIListGitHooks(t *testing.T) {
 func TestAPIListGitHooksNoHooks(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	// user1 is an admin user
@@ -72,7 +72,7 @@ func TestAPIListGitHooksNoHooks(t *testing.T) {
 func TestAPIListGitHooksNoAccess(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
@@ -85,7 +85,7 @@ func TestAPIListGitHooksNoAccess(t *testing.T) {
 func TestAPIGetGitHook(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 37}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 37}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	// user1 is an admin user
@@ -103,7 +103,7 @@ func TestAPIGetGitHook(t *testing.T) {
 func TestAPIGetGitHookNoAccess(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
@@ -116,7 +116,7 @@ func TestAPIGetGitHookNoAccess(t *testing.T) {
 func TestAPIEditGitHook(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	// user1 is an admin user
@@ -146,7 +146,7 @@ func TestAPIEditGitHook(t *testing.T) {
 func TestAPIEditGitHookNoAccess(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
@@ -162,7 +162,7 @@ func TestAPIEditGitHookNoAccess(t *testing.T) {
 func TestAPIDeleteGitHook(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 37}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 37}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	// user1 is an admin user
@@ -185,7 +185,7 @@ func TestAPIDeleteGitHook(t *testing.T) {
 func TestAPIDeleteGitHookNoAccess(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
diff --git a/integrations/api_repo_git_tags_test.go b/integrations/api_repo_git_tags_test.go
index 73c04531f1..e2ee738723 100644
--- a/integrations/api_repo_git_tags_test.go
+++ b/integrations/api_repo_git_tags_test.go
@@ -9,7 +9,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -22,7 +22,7 @@ import (
 func TestAPIGitTags(t *testing.T) {
 	defer prepareTestEnv(t)()
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	// Login as User2.
 	session := loginUser(t, user.Name)
 	token := getTokenForLoggedInUser(t, session)
@@ -66,7 +66,7 @@ func TestAPIGitTags(t *testing.T) {
 func TestAPIDeleteTagByName(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	session := loginUser(t, owner.LowerName)
 	token := getTokenForLoggedInUser(t, session)
diff --git a/integrations/api_repo_git_trees_test.go b/integrations/api_repo_git_trees_test.go
index c54d3e3245..03e065645b 100644
--- a/integrations/api_repo_git_trees_test.go
+++ b/integrations/api_repo_git_trees_test.go
@@ -8,19 +8,19 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 )
 
 func TestAPIReposGitTrees(t *testing.T) {
 	defer prepareTestEnv(t)()
-	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)       // owner of the repo1 & repo16
-	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)       // owner of the repo3
-	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)       // owner of neither repos
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)   // public repo
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)   // public repo
-	repo16 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository) // private repo
+	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)               // owner of the repo1 & repo16
+	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)               // owner of the repo3
+	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)               // owner of neither repos
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)   // public repo
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)   // public repo
+	repo16 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository) // private repo
 	repo1TreeSHA := "65f1bf27bc3bf70f64657658635e66094edbcb4d"
 	repo3TreeSHA := "2a47ca4b614a9f5a43abbd5ad851a54a616ffee6"
 	repo16TreeSHA := "69554a64c1e6030f051e5c3f94bfbd773cd6a324"
diff --git a/integrations/api_repo_lfs_locks_test.go b/integrations/api_repo_lfs_locks_test.go
index f4d1ad1244..3e0b40f511 100644
--- a/integrations/api_repo_lfs_locks_test.go
+++ b/integrations/api_repo_lfs_locks_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/lfs"
@@ -24,7 +24,7 @@ func TestAPILFSLocksNotStarted(t *testing.T) {
 	defer prepareTestEnv(t)()
 	setting.LFS.StartServer = false
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	req := NewRequestf(t, "GET", "/%s/%s.git/info/lfs/locks", user.Name, repo.Name)
 	MakeRequest(t, req, http.StatusNotFound)
@@ -40,7 +40,7 @@ func TestAPILFSLocksNotLogin(t *testing.T) {
 	defer prepareTestEnv(t)()
 	setting.LFS.StartServer = true
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	req := NewRequestf(t, "GET", "/%s/%s.git/info/lfs/locks", user.Name, repo.Name)
 	req.Header.Set("Accept", lfs.MediaType)
@@ -56,12 +56,12 @@ func TestAPILFSLocksLogged(t *testing.T) {
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User) //in org 3
 	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User) //in org 3
 
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository) // own by org 3
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository) // own by org 3
 
 	tests := []struct {
 		user       *user_model.User
-		repo       *models.Repository
+		repo       *repo_model.Repository
 		path       string
 		httpResult int
 		addTime    []int
@@ -83,7 +83,7 @@ func TestAPILFSLocksLogged(t *testing.T) {
 
 	resultsTests := []struct {
 		user        *user_model.User
-		repo        *models.Repository
+		repo        *repo_model.Repository
 		totalCount  int
 		oursCount   int
 		theirsCount int
@@ -97,7 +97,7 @@ func TestAPILFSLocksLogged(t *testing.T) {
 
 	deleteTests := []struct {
 		user   *user_model.User
-		repo   *models.Repository
+		repo   *repo_model.Repository
 		lockID string
 	}{}
 
@@ -145,7 +145,7 @@ func TestAPILFSLocksLogged(t *testing.T) {
 			assert.EqualValues(t, test.user.DisplayName(), lock.Owner.Name)
 			deleteTests = append(deleteTests, struct {
 				user   *user_model.User
-				repo   *models.Repository
+				repo   *repo_model.Repository
 				lockID string
 			}{test.user, test.repo, lock.ID})
 		}
diff --git a/integrations/api_repo_lfs_test.go b/integrations/api_repo_lfs_test.go
index 6f3becf17b..26f7e50f5b 100644
--- a/integrations/api_repo_lfs_test.go
+++ b/integrations/api_repo_lfs_test.go
@@ -13,6 +13,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/json"
@@ -28,7 +29,7 @@ func TestAPILFSNotStarted(t *testing.T) {
 	setting.LFS.StartServer = false
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	req := NewRequestf(t, "POST", "/%s/%s.git/info/lfs/objects/batch", user.Name, repo.Name)
 	MakeRequest(t, req, http.StatusNotFound)
@@ -48,7 +49,7 @@ func TestAPILFSMediaType(t *testing.T) {
 	setting.LFS.StartServer = true
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	req := NewRequestf(t, "POST", "/%s/%s.git/info/lfs/objects/batch", user.Name, repo.Name)
 	MakeRequest(t, req, http.StatusUnsupportedMediaType)
@@ -56,11 +57,11 @@ func TestAPILFSMediaType(t *testing.T) {
 	MakeRequest(t, req, http.StatusUnsupportedMediaType)
 }
 
-func createLFSTestRepository(t *testing.T, name string) *models.Repository {
+func createLFSTestRepository(t *testing.T, name string) *repo_model.Repository {
 	ctx := NewAPITestContext(t, "user2", "lfs-"+name+"-repo")
 	t.Run("CreateRepo", doAPICreateRepository(ctx, false))
 
-	repo, err := models.GetRepositoryByOwnerAndName("user2", "lfs-"+name+"-repo")
+	repo, err := repo_model.GetRepositoryByOwnerAndName("user2", "lfs-"+name+"-repo")
 	assert.NoError(t, err)
 
 	return repo
@@ -75,7 +76,7 @@ func TestAPILFSBatch(t *testing.T) {
 
 	content := []byte("dummy1")
 	oid := storeObjectInRepo(t, repo.ID, &content)
-	defer repo.RemoveLFSMetaObjectByOid(oid)
+	defer models.RemoveLFSMetaObjectByOid(repo.ID, oid)
 
 	session := loginUser(t, "user2")
 
@@ -259,7 +260,7 @@ func TestAPILFSBatch(t *testing.T) {
 			content := []byte("dummy0")
 			storeObjectInRepo(t, repo2.ID, &content)
 
-			meta, err := repo.GetLFSMetaObjectByOid(p.Oid)
+			meta, err := models.GetLFSMetaObjectByOid(repo.ID, p.Oid)
 			assert.Nil(t, meta)
 			assert.Equal(t, models.ErrLFSObjectNotExist, err)
 
@@ -274,7 +275,7 @@ func TestAPILFSBatch(t *testing.T) {
 			assert.Nil(t, br.Objects[0].Error)
 			assert.Empty(t, br.Objects[0].Actions)
 
-			meta, err = repo.GetLFSMetaObjectByOid(p.Oid)
+			meta, err = models.GetLFSMetaObjectByOid(repo.ID, p.Oid)
 			assert.NoError(t, err)
 			assert.NotNil(t, meta)
 		})
@@ -331,7 +332,7 @@ func TestAPILFSUpload(t *testing.T) {
 
 	content := []byte("dummy3")
 	oid := storeObjectInRepo(t, repo.ID, &content)
-	defer repo.RemoveLFSMetaObjectByOid(oid)
+	defer models.RemoveLFSMetaObjectByOid(repo.ID, oid)
 
 	session := loginUser(t, "user2")
 
@@ -360,7 +361,7 @@ func TestAPILFSUpload(t *testing.T) {
 		err = contentStore.Put(p, bytes.NewReader([]byte("dummy5")))
 		assert.NoError(t, err)
 
-		meta, err := repo.GetLFSMetaObjectByOid(p.Oid)
+		meta, err := models.GetLFSMetaObjectByOid(repo.ID, p.Oid)
 		assert.Nil(t, meta)
 		assert.Equal(t, models.ErrLFSObjectNotExist, err)
 
@@ -373,7 +374,7 @@ func TestAPILFSUpload(t *testing.T) {
 			req := newRequest(t, p, "dummy5")
 
 			session.MakeRequest(t, req, http.StatusOK)
-			meta, err = repo.GetLFSMetaObjectByOid(p.Oid)
+			meta, err = models.GetLFSMetaObjectByOid(repo.ID, p.Oid)
 			assert.NoError(t, err)
 			assert.NotNil(t, meta)
 		})
@@ -417,7 +418,7 @@ func TestAPILFSUpload(t *testing.T) {
 		assert.NoError(t, err)
 		assert.True(t, exist)
 
-		meta, err := repo.GetLFSMetaObjectByOid(p.Oid)
+		meta, err := models.GetLFSMetaObjectByOid(repo.ID, p.Oid)
 		assert.NoError(t, err)
 		assert.NotNil(t, meta)
 	})
@@ -432,7 +433,7 @@ func TestAPILFSVerify(t *testing.T) {
 
 	content := []byte("dummy3")
 	oid := storeObjectInRepo(t, repo.ID, &content)
-	defer repo.RemoveLFSMetaObjectByOid(oid)
+	defer models.RemoveLFSMetaObjectByOid(repo.ID, oid)
 
 	session := loginUser(t, "user2")
 
diff --git a/integrations/api_repo_teams_test.go b/integrations/api_repo_teams_test.go
index ca1e33eabf..07a8b9418e 100644
--- a/integrations/api_repo_teams_test.go
+++ b/integrations/api_repo_teams_test.go
@@ -9,7 +9,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -21,7 +21,7 @@ func TestAPIRepoTeams(t *testing.T) {
 	defer prepareTestEnv(t)()
 
 	// publicOrgRepo = user3/repo21
-	publicOrgRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 32}).(*models.Repository)
+	publicOrgRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 32}).(*repo_model.Repository)
 	// user4
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)
 	session := loginUser(t, user.Name)
diff --git a/integrations/api_repo_test.go b/integrations/api_repo_test.go
index b07416a5bf..1e443362f6 100644
--- a/integrations/api_repo_test.go
+++ b/integrations/api_repo_test.go
@@ -12,6 +12,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -30,7 +31,7 @@ func TestAPIUserReposNotLogin(t *testing.T) {
 
 	var apiRepos []api.Repository
 	DecodeJSON(t, resp, &apiRepos)
-	expectedLen := unittest.GetCount(t, models.Repository{OwnerID: user.ID},
+	expectedLen := unittest.GetCount(t, repo_model.Repository{OwnerID: user.ID},
 		unittest.Cond("is_private = ?", false))
 	assert.Len(t, apiRepos, expectedLen)
 	for _, repo := range apiRepos {
@@ -206,11 +207,11 @@ func TestAPISearchRepo(t *testing.T) {
 	}
 }
 
-var repoCache = make(map[int64]*models.Repository)
+var repoCache = make(map[int64]*repo_model.Repository)
 
-func getRepo(t *testing.T, repoID int64) *models.Repository {
+func getRepo(t *testing.T, repoID int64) *repo_model.Repository {
 	if _, ok := repoCache[repoID]; !ok {
-		repoCache[repoID] = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: repoID}).(*models.Repository)
+		repoCache[repoID] = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 	}
 	return repoCache[repoID]
 }
@@ -482,7 +483,7 @@ func TestAPIRepoTransfer(t *testing.T) {
 	//start testing
 	for _, testCase := range testCases {
 		user = unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: testCase.ctxUserID}).(*user_model.User)
-		repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: apiRepo.ID}).(*models.Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: apiRepo.ID}).(*repo_model.Repository)
 		session = loginUser(t, user.Name)
 		token = getTokenForLoggedInUser(t, session)
 		req = NewRequestWithJSON(t, "POST", fmt.Sprintf("/api/v1/repos/%s/%s/transfer?token=%s", repo.OwnerName, repo.Name, token), &api.TransferRepoOption{
@@ -493,7 +494,7 @@ func TestAPIRepoTransfer(t *testing.T) {
 	}
 
 	//cleanup
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: apiRepo.ID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: apiRepo.ID}).(*repo_model.Repository)
 	_ = models.DeleteRepository(user, repo.OwnerID, repo.ID)
 }
 
@@ -504,7 +505,7 @@ func TestAPIGenerateRepo(t *testing.T) {
 	session := loginUser(t, user.Name)
 	token := getTokenForLoggedInUser(t, session)
 
-	templateRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 44}).(*models.Repository)
+	templateRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 44}).(*repo_model.Repository)
 
 	// user
 	repo := new(api.Repository)
@@ -539,7 +540,7 @@ func TestAPIRepoGetReviewers(t *testing.T) {
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	session := loginUser(t, user.Name)
 	token := getTokenForLoggedInUser(t, session)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	req := NewRequestf(t, "GET", "/api/v1/repos/%s/%s/reviewers?token=%s", user.Name, repo.Name, token)
 	resp := session.MakeRequest(t, req, http.StatusOK)
@@ -553,7 +554,7 @@ func TestAPIRepoGetAssignees(t *testing.T) {
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	session := loginUser(t, user.Name)
 	token := getTokenForLoggedInUser(t, session)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	req := NewRequestf(t, "GET", "/api/v1/repos/%s/%s/assignees?token=%s", user.Name, repo.Name, token)
 	resp := session.MakeRequest(t, req, http.StatusOK)
diff --git a/integrations/api_repo_topic_test.go b/integrations/api_repo_topic_test.go
index 572099b7d7..c417b3a9d2 100644
--- a/integrations/api_repo_topic_test.go
+++ b/integrations/api_repo_topic_test.go
@@ -10,7 +10,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -55,8 +55,8 @@ func TestAPIRepoTopic(t *testing.T) {
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User) // owner of repo2
 	user3 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User) // owner of repo3
 	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User) // write access to repo 3
-	repo2 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
-	repo3 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 
 	// Get user2's token
 	session := loginUser(t, user2.Name)
diff --git a/integrations/benchmarks_test.go b/integrations/benchmarks_test.go
index 627825083c..517e7f005d 100644
--- a/integrations/benchmarks_test.go
+++ b/integrations/benchmarks_test.go
@@ -10,7 +10,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	api "code.gitea.io/gitea/modules/structs"
 )
@@ -33,7 +33,7 @@ func BenchmarkRepoBranchCommit(b *testing.B) {
 
 		for _, repoID := range samples {
 			b.StopTimer()
-			repo := unittest.AssertExistsAndLoadBean(b, &models.Repository{ID: repoID}).(*models.Repository)
+			repo := unittest.AssertExistsAndLoadBean(b, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 			b.StartTimer()
 			b.Run(repo.Name, func(b *testing.B) {
 				session := loginUser(b, "user2")
diff --git a/integrations/change_default_branch_test.go b/integrations/change_default_branch_test.go
index 3b79e5032d..af5542e0b2 100644
--- a/integrations/change_default_branch_test.go
+++ b/integrations/change_default_branch_test.go
@@ -9,14 +9,14 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 )
 
 func TestChangeDefaultBranch(t *testing.T) {
 	defer prepareTestEnv(t)()
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, owner.Name)
diff --git a/integrations/delete_user_test.go b/integrations/delete_user_test.go
index 385b1822bb..8eb4f45fa1 100644
--- a/integrations/delete_user_test.go
+++ b/integrations/delete_user_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 )
@@ -18,7 +19,7 @@ func assertUserDeleted(t *testing.T, userID int64) {
 	unittest.AssertNotExistsBean(t, &user_model.User{ID: userID})
 	unittest.AssertNotExistsBean(t, &user_model.Follow{UserID: userID})
 	unittest.AssertNotExistsBean(t, &user_model.Follow{FollowID: userID})
-	unittest.AssertNotExistsBean(t, &models.Repository{OwnerID: userID})
+	unittest.AssertNotExistsBean(t, &repo_model.Repository{OwnerID: userID})
 	unittest.AssertNotExistsBean(t, &models.Access{UserID: userID})
 	unittest.AssertNotExistsBean(t, &models.OrgUser{UID: userID})
 	unittest.AssertNotExistsBean(t, &models.IssueUser{UID: userID})
diff --git a/integrations/empty_repo_test.go b/integrations/empty_repo_test.go
index 70e7aff9aa..abc28b74c8 100644
--- a/integrations/empty_repo_test.go
+++ b/integrations/empty_repo_test.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 )
@@ -21,7 +21,7 @@ func TestEmptyRepo(t *testing.T) {
 		"commit/1ae57b34ccf7e18373",
 		"graph",
 	}
-	emptyRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{}, unittest.Cond("is_empty = ?", true)).(*models.Repository)
+	emptyRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{}, unittest.Cond("is_empty = ?", true)).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: emptyRepo.OwnerID}).(*user_model.User)
 	for _, subpath := range subpaths {
 		req := NewRequestf(t, "GET", "/%s/%s/%s", owner.Name, emptyRepo.Name, subpath)
diff --git a/integrations/eventsource_test.go b/integrations/eventsource_test.go
index 277f5695a8..8984c1fcb0 100644
--- a/integrations/eventsource_test.go
+++ b/integrations/eventsource_test.go
@@ -11,6 +11,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/eventsource"
@@ -53,7 +54,7 @@ func TestEventSourceManagerRun(t *testing.T) {
 	}
 
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	thread5 := unittest.AssertExistsAndLoadBean(t, &models.Notification{ID: 5}).(*models.Notification)
 	assert.NoError(t, thread5.LoadAttributes())
 	session := loginUser(t, user2.Name)
diff --git a/integrations/git_test.go b/integrations/git_test.go
index 642c1f1223..baabae9e79 100644
--- a/integrations/git_test.go
+++ b/integrations/git_test.go
@@ -19,6 +19,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -582,7 +583,7 @@ func doPushCreate(ctx APITestContext, u *url.URL) func(t *testing.T) {
 		t.Run("SuccessfullyPushAndCreateTestRepository", doGitPushTestRepository(tmpDir, "origin", "master"))
 
 		// Finally, fetch repo from database and ensure the correct repository has been created
-		repo, err := models.GetRepositoryByOwnerAndName(ctx.Username, ctx.Reponame)
+		repo, err := repo_model.GetRepositoryByOwnerAndName(ctx.Username, ctx.Reponame)
 		assert.NoError(t, err)
 		assert.False(t, repo.IsEmpty)
 		assert.True(t, repo.IsPrivate)
@@ -628,7 +629,7 @@ func doCreateAgitFlowPull(dstPath string, ctx *APITestContext, baseBranch, headB
 			pr1, pr2 *models.PullRequest
 			commit   string
 		)
-		repo, err := models.GetRepositoryByOwnerAndName(ctx.Username, ctx.Reponame)
+		repo, err := repo_model.GetRepositoryByOwnerAndName(ctx.Username, ctx.Reponame)
 		if !assert.NoError(t, err) {
 			return
 		}
diff --git a/integrations/issue_test.go b/integrations/issue_test.go
index 69998b6f46..c7c000b014 100644
--- a/integrations/issue_test.go
+++ b/integrations/issue_test.go
@@ -14,6 +14,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/indexer/issues"
@@ -63,7 +64,7 @@ func TestViewIssuesSortByType(t *testing.T) {
 	defer prepareTestEnv(t)()
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 1}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	session := loginUser(t, user.Name)
 	req := NewRequest(t, "GET", repo.Link()+"/issues?type=created_by")
@@ -90,7 +91,7 @@ func TestViewIssuesSortByType(t *testing.T) {
 func TestViewIssuesKeyword(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	issue := unittest.AssertExistsAndLoadBean(t, &models.Issue{
 		RepoID: repo.ID,
 		Index:  1,
diff --git a/integrations/lfs_getobject_test.go b/integrations/lfs_getobject_test.go
index d179428c6d..e9f0c58022 100644
--- a/integrations/lfs_getobject_test.go
+++ b/integrations/lfs_getobject_test.go
@@ -13,6 +13,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/lfs"
@@ -40,10 +41,10 @@ func storeObjectInRepo(t *testing.T, repositoryID int64, content *[]byte) string
 }
 
 func storeAndGetLfs(t *testing.T, content *[]byte, extraHeader *http.Header, expectedStatus int) *httptest.ResponseRecorder {
-	repo, err := models.GetRepositoryByOwnerAndName("user2", "repo1")
+	repo, err := repo_model.GetRepositoryByOwnerAndName("user2", "repo1")
 	assert.NoError(t, err)
 	oid := storeObjectInRepo(t, repo.ID, content)
-	defer repo.RemoveLFSMetaObjectByOid(oid)
+	defer models.RemoveLFSMetaObjectByOid(repo.ID, oid)
 
 	session := loginUser(t, "user2")
 
diff --git a/integrations/mirror_pull_test.go b/integrations/mirror_pull_test.go
index fb70fd0170..2bc50b614f 100644
--- a/integrations/mirror_pull_test.go
+++ b/integrations/mirror_pull_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -24,8 +25,8 @@ func TestMirrorPull(t *testing.T) {
 	defer prepareTestEnv(t)()
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
-	repoPath := models.RepoPath(user.Name, repo.Name)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repoPath := repo_model.RepoPath(user.Name, repo.Name)
 
 	opts := migration.MigrateOptions{
 		RepoName:    "test_mirror",
@@ -42,7 +43,7 @@ func TestMirrorPull(t *testing.T) {
 		Description: opts.Description,
 		IsPrivate:   opts.Private,
 		IsMirror:    opts.Mirror,
-		Status:      models.RepositoryBeingMigrated,
+		Status:      repo_model.RepositoryBeingMigrated,
 	})
 	assert.NoError(t, err)
 
@@ -73,7 +74,7 @@ func TestMirrorPull(t *testing.T) {
 		IsTag:        true,
 	}, nil, ""))
 
-	err = mirror.GetMirror()
+	_, err = repo_model.GetMirrorByRepoID(mirror.ID)
 	assert.NoError(t, err)
 
 	ok := mirror_service.SyncPullMirror(ctx, mirror.ID)
diff --git a/integrations/mirror_push_test.go b/integrations/mirror_push_test.go
index d9fa543768..c8b73880ee 100644
--- a/integrations/mirror_push_test.go
+++ b/integrations/mirror_push_test.go
@@ -12,6 +12,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -34,7 +35,7 @@ func testMirrorPush(t *testing.T, u *url.URL) {
 	assert.NoError(t, migrations.Init())
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	srcRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	srcRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	mirrorRepo, err := repository.CreateRepository(user, user, models.CreateRepoOptions{
 		Name: "test-push-mirror",
@@ -45,7 +46,7 @@ func testMirrorPush(t *testing.T, u *url.URL) {
 
 	doCreatePushMirror(ctx, fmt.Sprintf("%s%s/%s", u.String(), url.PathEscape(ctx.Username), url.PathEscape(mirrorRepo.Name)), user.LowerName, userPassword)(t)
 
-	mirrors, err := models.GetPushMirrorsByRepoID(srcRepo.ID)
+	mirrors, err := repo_model.GetPushMirrorsByRepoID(srcRepo.ID)
 	assert.NoError(t, err)
 	assert.Len(t, mirrors, 1)
 
diff --git a/integrations/privateactivity_test.go b/integrations/privateactivity_test.go
index 72890f611c..7969339644 100644
--- a/integrations/privateactivity_test.go
+++ b/integrations/privateactivity_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	api "code.gitea.io/gitea/modules/structs"
@@ -26,7 +27,7 @@ const privateActivityTestOtherUser = "user4"
 // activity helpers
 
 func testPrivateActivityDoSomethingForActionEntries(t *testing.T) {
-	repoBefore := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repoBefore := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repoBefore.OwnerID}).(*user_model.User)
 
 	session := loginUser(t, privateActivityTestUser)
diff --git a/integrations/pull_merge_test.go b/integrations/pull_merge_test.go
index 2e219dcc91..812b5dd171 100644
--- a/integrations/pull_merge_test.go
+++ b/integrations/pull_merge_test.go
@@ -17,6 +17,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/models/webhook"
@@ -29,7 +30,7 @@ import (
 	"github.com/unknwon/i18n"
 )
 
-func testPullMerge(t *testing.T, session *TestSession, user, repo, pullnum string, mergeStyle models.MergeStyle) *httptest.ResponseRecorder {
+func testPullMerge(t *testing.T, session *TestSession, user, repo, pullnum string, mergeStyle repo_model.MergeStyle) *httptest.ResponseRecorder {
 	req := NewRequest(t, "GET", path.Join(user, repo, "pulls", pullnum))
 	resp := session.MakeRequest(t, req, http.StatusOK)
 
@@ -76,7 +77,7 @@ func TestPullMerge(t *testing.T) {
 
 		elem := strings.Split(test.RedirectURL(resp), "/")
 		assert.EqualValues(t, "pulls", elem[3])
-		testPullMerge(t, session, elem[1], elem[2], elem[4], models.MergeStyleMerge)
+		testPullMerge(t, session, elem[1], elem[2], elem[4], repo_model.MergeStyleMerge)
 
 		hookTasks, err = webhook.HookTasks(1, 1)
 		assert.NoError(t, err)
@@ -98,7 +99,7 @@ func TestPullRebase(t *testing.T) {
 
 		elem := strings.Split(test.RedirectURL(resp), "/")
 		assert.EqualValues(t, "pulls", elem[3])
-		testPullMerge(t, session, elem[1], elem[2], elem[4], models.MergeStyleRebase)
+		testPullMerge(t, session, elem[1], elem[2], elem[4], repo_model.MergeStyleRebase)
 
 		hookTasks, err = webhook.HookTasks(1, 1)
 		assert.NoError(t, err)
@@ -120,7 +121,7 @@ func TestPullRebaseMerge(t *testing.T) {
 
 		elem := strings.Split(test.RedirectURL(resp), "/")
 		assert.EqualValues(t, "pulls", elem[3])
-		testPullMerge(t, session, elem[1], elem[2], elem[4], models.MergeStyleRebaseMerge)
+		testPullMerge(t, session, elem[1], elem[2], elem[4], repo_model.MergeStyleRebaseMerge)
 
 		hookTasks, err = webhook.HookTasks(1, 1)
 		assert.NoError(t, err)
@@ -143,7 +144,7 @@ func TestPullSquash(t *testing.T) {
 
 		elem := strings.Split(test.RedirectURL(resp), "/")
 		assert.EqualValues(t, "pulls", elem[3])
-		testPullMerge(t, session, elem[1], elem[2], elem[4], models.MergeStyleSquash)
+		testPullMerge(t, session, elem[1], elem[2], elem[4], repo_model.MergeStyleSquash)
 
 		hookTasks, err = webhook.HookTasks(1, 1)
 		assert.NoError(t, err)
@@ -161,7 +162,7 @@ func TestPullCleanUpAfterMerge(t *testing.T) {
 
 		elem := strings.Split(test.RedirectURL(resp), "/")
 		assert.EqualValues(t, "pulls", elem[3])
-		testPullMerge(t, session, elem[1], elem[2], elem[4], models.MergeStyleMerge)
+		testPullMerge(t, session, elem[1], elem[2], elem[4], repo_model.MergeStyleMerge)
 
 		// Check PR branch deletion
 		resp = testPullCleanUp(t, session, elem[1], elem[2], elem[4])
@@ -225,10 +226,10 @@ func TestCantMergeConflict(t *testing.T) {
 		user1 := unittest.AssertExistsAndLoadBean(t, &user_model.User{
 			Name: "user1",
 		}).(*user_model.User)
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{
 			OwnerID: user1.ID,
 			Name:    "repo1",
-		}).(*models.Repository)
+		}).(*repo_model.Repository)
 
 		pr := unittest.AssertExistsAndLoadBean(t, &models.PullRequest{
 			HeadRepoID: repo1.ID,
@@ -237,14 +238,14 @@ func TestCantMergeConflict(t *testing.T) {
 			BaseBranch: "base",
 		}).(*models.PullRequest)
 
-		gitRepo, err := git.OpenRepository(models.RepoPath(user1.Name, repo1.Name))
+		gitRepo, err := git.OpenRepository(repo_model.RepoPath(user1.Name, repo1.Name))
 		assert.NoError(t, err)
 
-		err = pull.Merge(pr, user1, gitRepo, models.MergeStyleMerge, "CONFLICT")
+		err = pull.Merge(pr, user1, gitRepo, repo_model.MergeStyleMerge, "CONFLICT")
 		assert.Error(t, err, "Merge should return an error due to conflict")
 		assert.True(t, models.IsErrMergeConflicts(err), "Merge error is not a conflict error")
 
-		err = pull.Merge(pr, user1, gitRepo, models.MergeStyleRebase, "CONFLICT")
+		err = pull.Merge(pr, user1, gitRepo, repo_model.MergeStyleRebase, "CONFLICT")
 		assert.Error(t, err, "Merge should return an error due to conflict")
 		assert.True(t, models.IsErrRebaseConflicts(err), "Merge error is not a conflict error")
 		gitRepo.Close()
@@ -262,11 +263,11 @@ func TestCantMergeUnrelated(t *testing.T) {
 		user1 := unittest.AssertExistsAndLoadBean(t, &user_model.User{
 			Name: "user1",
 		}).(*user_model.User)
-		repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{
+		repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{
 			OwnerID: user1.ID,
 			Name:    "repo1",
-		}).(*models.Repository)
-		path := models.RepoPath(user1.Name, repo1.Name)
+		}).(*repo_model.Repository)
+		path := repo_model.RepoPath(user1.Name, repo1.Name)
 
 		_, err := git.NewCommand("read-tree", "--empty").RunInDir(path)
 		assert.NoError(t, err)
@@ -328,7 +329,7 @@ func TestCantMergeUnrelated(t *testing.T) {
 			BaseBranch: "base",
 		}).(*models.PullRequest)
 
-		err = pull.Merge(pr, user1, gitRepo, models.MergeStyleMerge, "UNRELATED")
+		err = pull.Merge(pr, user1, gitRepo, repo_model.MergeStyleMerge, "UNRELATED")
 		assert.Error(t, err, "Merge should return an error due to unrelated")
 		assert.True(t, models.IsErrMergeUnrelatedHistories(err), "Merge error is not a unrelated histories error")
 		gitRepo.Close()
diff --git a/integrations/release_test.go b/integrations/release_test.go
index 1f15aba09a..28e0347791 100644
--- a/integrations/release_test.go
+++ b/integrations/release_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/test"
@@ -134,7 +134,7 @@ func TestCreateReleasePaging(t *testing.T) {
 func TestViewReleaseListNoLogin(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	link := repo.Link() + "/releases"
 
@@ -160,7 +160,7 @@ func TestViewReleaseListNoLogin(t *testing.T) {
 func TestViewReleaseListLogin(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	link := repo.Link() + "/releases"
 
@@ -191,7 +191,7 @@ func TestViewReleaseListLogin(t *testing.T) {
 func TestViewTagsList(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	link := repo.Link() + "/tags"
 
diff --git a/integrations/rename_branch_test.go b/integrations/rename_branch_test.go
index 1fe1983054..e856214f3c 100644
--- a/integrations/rename_branch_test.go
+++ b/integrations/rename_branch_test.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 
 	"github.com/stretchr/testify/assert"
@@ -40,6 +40,6 @@ func TestRenameBranch(t *testing.T) {
 	assert.Equal(t, "/user2/repo1/src/branch/main/README.md", location)
 
 	// check db
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.Equal(t, "main", repo1.DefaultBranch)
 }
diff --git a/integrations/repo_activity_test.go b/integrations/repo_activity_test.go
index 56b70c9595..66cc8dcfe2 100644
--- a/integrations/repo_activity_test.go
+++ b/integrations/repo_activity_test.go
@@ -10,7 +10,7 @@ import (
 	"strings"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/test"
 
 	"github.com/stretchr/testify/assert"
@@ -27,7 +27,7 @@ func TestRepoActivity(t *testing.T) {
 		resp := testPullCreate(t, session, "user1", "repo1", "master", "This is a pull title")
 		elem := strings.Split(test.RedirectURL(resp), "/")
 		assert.EqualValues(t, "pulls", elem[3])
-		testPullMerge(t, session, elem[1], elem[2], elem[4], models.MergeStyleMerge)
+		testPullMerge(t, session, elem[1], elem[2], elem[4], repo_model.MergeStyleMerge)
 
 		testEditFileToNewBranch(t, session, "user1", "repo1", "master", "feat/better_readme", "README.md", "Hello, World (Edited Again)\n")
 		testPullCreate(t, session, "user1", "repo1", "feat/better_readme", "This is a pull title")
diff --git a/integrations/repo_search_test.go b/integrations/repo_search_test.go
index 56d89fee30..0782988363 100644
--- a/integrations/repo_search_test.go
+++ b/integrations/repo_search_test.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	code_indexer "code.gitea.io/gitea/modules/indexer/code"
 	"code.gitea.io/gitea/modules/setting"
 
@@ -31,7 +31,7 @@ func resultFilenames(t testing.TB, doc *HTMLDoc) []string {
 func TestSearchRepo(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo, err := models.GetRepositoryByOwnerAndName("user2", "repo1")
+	repo, err := repo_model.GetRepositoryByOwnerAndName("user2", "repo1")
 	assert.NoError(t, err)
 
 	executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)
@@ -41,7 +41,7 @@ func TestSearchRepo(t *testing.T) {
 	setting.Indexer.IncludePatterns = setting.IndexerGlobFromString("**.txt")
 	setting.Indexer.ExcludePatterns = setting.IndexerGlobFromString("**/y/**")
 
-	repo, err = models.GetRepositoryByOwnerAndName("user2", "glob")
+	repo, err = repo_model.GetRepositoryByOwnerAndName("user2", "glob")
 	assert.NoError(t, err)
 
 	executeIndexer(t, repo, code_indexer.UpdateRepoIndexer)
@@ -60,6 +60,6 @@ func testSearch(t *testing.T, url string, expected []string) {
 	assert.EqualValues(t, expected, filenames)
 }
 
-func executeIndexer(t *testing.T, repo *models.Repository, op func(*models.Repository)) {
+func executeIndexer(t *testing.T, repo *repo_model.Repository, op func(*repo_model.Repository)) {
 	op(repo)
 }
diff --git a/integrations/repo_tag_test.go b/integrations/repo_tag_test.go
index 823e7e6589..b90dcf0585 100644
--- a/integrations/repo_tag_test.go
+++ b/integrations/repo_tag_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -22,7 +23,7 @@ import (
 func TestCreateNewTagProtected(t *testing.T) {
 	defer prepareTestEnv(t)()
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	t.Run("API", func(t *testing.T) {
diff --git a/integrations/repofiles_delete_test.go b/integrations/repofiles_delete_test.go
index 8490f8d3a7..d2bfe31d95 100644
--- a/integrations/repofiles_delete_test.go
+++ b/integrations/repofiles_delete_test.go
@@ -8,7 +8,7 @@ import (
 	"net/url"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/test"
@@ -17,7 +17,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func getDeleteRepoFileOptions(repo *models.Repository) *files_service.DeleteRepoFileOptions {
+func getDeleteRepoFileOptions(repo *repo_model.Repository) *files_service.DeleteRepoFileOptions {
 	return &files_service.DeleteRepoFileOptions{
 		LastCommitID: "",
 		OldBranch:    repo.DefaultBranch,
diff --git a/integrations/repofiles_update_test.go b/integrations/repofiles_update_test.go
index fe0e2c21c6..7099cbdde9 100644
--- a/integrations/repofiles_update_test.go
+++ b/integrations/repofiles_update_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
@@ -20,7 +20,7 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
-func getCreateRepoFileOptions(repo *models.Repository) *files_service.UpdateRepoFileOptions {
+func getCreateRepoFileOptions(repo *repo_model.Repository) *files_service.UpdateRepoFileOptions {
 	return &files_service.UpdateRepoFileOptions{
 		OldBranch: repo.DefaultBranch,
 		NewBranch: repo.DefaultBranch,
@@ -33,7 +33,7 @@ func getCreateRepoFileOptions(repo *models.Repository) *files_service.UpdateRepo
 	}
 }
 
-func getUpdateRepoFileOptions(repo *models.Repository) *files_service.UpdateRepoFileOptions {
+func getUpdateRepoFileOptions(repo *repo_model.Repository) *files_service.UpdateRepoFileOptions {
 	return &files_service.UpdateRepoFileOptions{
 		OldBranch: repo.DefaultBranch,
 		NewBranch: repo.DefaultBranch,
diff --git a/models/access.go b/models/access.go
index f7252019aa..6a97bcffcf 100644
--- a/models/access.go
+++ b/models/access.go
@@ -6,10 +6,12 @@
 package models
 
 import (
+	"context"
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 )
 
@@ -27,7 +29,7 @@ func init() {
 	db.RegisterModel(new(Access))
 }
 
-func accessLevel(e db.Engine, user *user_model.User, repo *Repository) (perm.AccessMode, error) {
+func accessLevel(e db.Engine, user *user_model.User, repo *repo_model.Repository) (perm.AccessMode, error) {
 	mode := perm.AccessModeNone
 	var userID int64
 	restricted := false
@@ -81,7 +83,7 @@ func updateUserAccess(accessMap map[int64]*userAccess, user *user_model.User, mo
 }
 
 // FIXME: do cross-comparison so reduce deletions and additions to the minimum?
-func (repo *Repository) refreshAccesses(e db.Engine, accessMap map[int64]*userAccess) (err error) {
+func refreshAccesses(e db.Engine, repo *repo_model.Repository, accessMap map[int64]*userAccess) (err error) {
 	minMode := perm.AccessModeRead
 	if !repo.IsPrivate {
 		minMode = perm.AccessModeWrite
@@ -115,8 +117,8 @@ func (repo *Repository) refreshAccesses(e db.Engine, accessMap map[int64]*userAc
 }
 
 // refreshCollaboratorAccesses retrieves repository collaborations with their access modes.
-func (repo *Repository) refreshCollaboratorAccesses(e db.Engine, accessMap map[int64]*userAccess) error {
-	collaborators, err := repo.getCollaborators(e, db.ListOptions{})
+func refreshCollaboratorAccesses(e db.Engine, repoID int64, accessMap map[int64]*userAccess) error {
+	collaborators, err := getCollaborators(e, repoID, db.ListOptions{})
 	if err != nil {
 		return fmt.Errorf("getCollaborations: %v", err)
 	}
@@ -132,16 +134,18 @@ func (repo *Repository) refreshCollaboratorAccesses(e db.Engine, accessMap map[i
 // recalculateTeamAccesses recalculates new accesses for teams of an organization
 // except the team whose ID is given. It is used to assign a team ID when
 // remove repository from that team.
-func (repo *Repository) recalculateTeamAccesses(e db.Engine, ignTeamID int64) (err error) {
+func recalculateTeamAccesses(ctx context.Context, repo *repo_model.Repository, ignTeamID int64) (err error) {
 	accessMap := make(map[int64]*userAccess, 20)
 
-	if err = repo.getOwner(e); err != nil {
+	if err = repo.GetOwner(ctx); err != nil {
 		return err
 	} else if !repo.Owner.IsOrganization() {
 		return fmt.Errorf("owner is not an organization: %d", repo.OwnerID)
 	}
 
-	if err = repo.refreshCollaboratorAccesses(e, accessMap); err != nil {
+	e := db.GetEngine(ctx)
+
+	if err = refreshCollaboratorAccesses(e, repo.ID, accessMap); err != nil {
 		return fmt.Errorf("refreshCollaboratorAccesses: %v", err)
 	}
 
@@ -171,26 +175,27 @@ func (repo *Repository) recalculateTeamAccesses(e db.Engine, ignTeamID int64) (e
 		}
 	}
 
-	return repo.refreshAccesses(e, accessMap)
+	return refreshAccesses(e, repo, accessMap)
 }
 
 // recalculateUserAccess recalculates new access for a single user
 // Usable if we know access only affected one user
-func (repo *Repository) recalculateUserAccess(e db.Engine, uid int64) (err error) {
+func recalculateUserAccess(ctx context.Context, repo *repo_model.Repository, uid int64) (err error) {
 	minMode := perm.AccessModeRead
 	if !repo.IsPrivate {
 		minMode = perm.AccessModeWrite
 	}
 
 	accessMode := perm.AccessModeNone
-	collaborator, err := repo.getCollaboration(e, uid)
+	e := db.GetEngine(ctx)
+	collaborator, err := getCollaboration(e, repo.ID, uid)
 	if err != nil {
 		return err
 	} else if collaborator != nil {
 		accessMode = collaborator.Mode
 	}
 
-	if err = repo.getOwner(e); err != nil {
+	if err = repo.GetOwner(ctx); err != nil {
 		return err
 	} else if repo.Owner.IsOrganization() {
 		var teams []Team
@@ -223,19 +228,20 @@ func (repo *Repository) recalculateUserAccess(e db.Engine, uid int64) (err error
 	return nil
 }
 
-func (repo *Repository) recalculateAccesses(e db.Engine) error {
+func recalculateAccesses(ctx context.Context, repo *repo_model.Repository) error {
 	if repo.Owner.IsOrganization() {
-		return repo.recalculateTeamAccesses(e, 0)
+		return recalculateTeamAccesses(ctx, repo, 0)
 	}
 
+	e := db.GetEngine(ctx)
 	accessMap := make(map[int64]*userAccess, 20)
-	if err := repo.refreshCollaboratorAccesses(e, accessMap); err != nil {
+	if err := refreshCollaboratorAccesses(e, repo.ID, accessMap); err != nil {
 		return fmt.Errorf("refreshCollaboratorAccesses: %v", err)
 	}
-	return repo.refreshAccesses(e, accessMap)
+	return refreshAccesses(e, repo, accessMap)
 }
 
 // RecalculateAccesses recalculates all accesses for repository.
-func (repo *Repository) RecalculateAccesses() error {
-	return repo.recalculateAccesses(db.GetEngine(db.DefaultContext))
+func RecalculateAccesses(repo *repo_model.Repository) error {
+	return recalculateAccesses(db.DefaultContext, repo)
 }
diff --git a/models/access_test.go b/models/access_test.go
index 05bd1656e9..43e61e812b 100644
--- a/models/access_test.go
+++ b/models/access_test.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -22,17 +23,17 @@ func TestAccessLevel(t *testing.T) {
 	user5 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 5}).(*user_model.User)
 	user29 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 29}).(*user_model.User)
 	// A public repository owned by User 2
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.False(t, repo1.IsPrivate)
 	// A private repository owned by Org 3
-	repo3 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	assert.True(t, repo3.IsPrivate)
 
 	// Another public repository
-	repo4 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
+	repo4 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4}).(*repo_model.Repository)
 	assert.False(t, repo4.IsPrivate)
 	// org. owned private repo
-	repo24 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 24}).(*Repository)
+	repo24 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 24}).(*repo_model.Repository)
 
 	level, err := AccessLevel(user2, repo1)
 	assert.NoError(t, err)
@@ -72,10 +73,10 @@ func TestHasAccess(t *testing.T) {
 	user1 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	user2 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 5}).(*user_model.User)
 	// A public repository owned by User 2
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.False(t, repo1.IsPrivate)
 	// A private repository owned by Org 3
-	repo2 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	assert.True(t, repo2.IsPrivate)
 
 	has, err := HasAccess(user1.ID, repo1)
@@ -95,12 +96,12 @@ func TestHasAccess(t *testing.T) {
 func TestRepository_RecalculateAccesses(t *testing.T) {
 	// test with organization repo
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
-	assert.NoError(t, repo1.GetOwner())
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
+	assert.NoError(t, repo1.GetOwner(db.DefaultContext))
 
 	_, err := db.GetEngine(db.DefaultContext).Delete(&Collaboration{UserID: 2, RepoID: 3})
 	assert.NoError(t, err)
-	assert.NoError(t, repo1.RecalculateAccesses())
+	assert.NoError(t, RecalculateAccesses(repo1))
 
 	access := &Access{UserID: 2, RepoID: 3}
 	has, err := db.GetEngine(db.DefaultContext).Get(access)
@@ -112,12 +113,12 @@ func TestRepository_RecalculateAccesses(t *testing.T) {
 func TestRepository_RecalculateAccesses2(t *testing.T) {
 	// test with non-organization repo
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
-	assert.NoError(t, repo1.GetOwner())
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4}).(*repo_model.Repository)
+	assert.NoError(t, repo1.GetOwner(db.DefaultContext))
 
 	_, err := db.GetEngine(db.DefaultContext).Delete(&Collaboration{UserID: 4, RepoID: 4})
 	assert.NoError(t, err)
-	assert.NoError(t, repo1.RecalculateAccesses())
+	assert.NoError(t, RecalculateAccesses(repo1))
 
 	has, err := db.GetEngine(db.DefaultContext).Get(&Access{UserID: 4, RepoID: 4})
 	assert.NoError(t, err)
diff --git a/models/action.go b/models/action.go
index 66fa78f268..16d6c42aa5 100644
--- a/models/action.go
+++ b/models/action.go
@@ -6,6 +6,7 @@
 package models
 
 import (
+	"context"
 	"fmt"
 	"net/url"
 	"path"
@@ -14,6 +15,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/git"
@@ -64,13 +66,13 @@ type Action struct {
 	ID          int64 `xorm:"pk autoincr"`
 	UserID      int64 `xorm:"INDEX"` // Receiver user id.
 	OpType      ActionType
-	ActUserID   int64            `xorm:"INDEX"` // Action user id.
-	ActUser     *user_model.User `xorm:"-"`
-	RepoID      int64            `xorm:"INDEX"`
-	Repo        *Repository      `xorm:"-"`
-	CommentID   int64            `xorm:"INDEX"`
-	Comment     *Comment         `xorm:"-"`
-	IsDeleted   bool             `xorm:"INDEX NOT NULL DEFAULT false"`
+	ActUserID   int64                  `xorm:"INDEX"` // Action user id.
+	ActUser     *user_model.User       `xorm:"-"`
+	RepoID      int64                  `xorm:"INDEX"`
+	Repo        *repo_model.Repository `xorm:"-"`
+	CommentID   int64                  `xorm:"INDEX"`
+	Comment     *Comment               `xorm:"-"`
+	IsDeleted   bool                   `xorm:"INDEX NOT NULL DEFAULT false"`
 	RefName     string
 	IsPrivate   bool               `xorm:"INDEX NOT NULL DEFAULT false"`
 	Content     string             `xorm:"TEXT"`
@@ -107,9 +109,9 @@ func (a *Action) loadRepo() {
 		return
 	}
 	var err error
-	a.Repo, err = GetRepositoryByID(a.RepoID)
+	a.Repo, err = repo_model.GetRepositoryByID(a.RepoID)
 	if err != nil {
-		log.Error("GetRepositoryByID(%d): %v", a.RepoID, err)
+		log.Error("repo_model.GetRepositoryByID(%d): %v", a.RepoID, err)
 	}
 }
 
@@ -191,16 +193,16 @@ func (a *Action) GetRepoLink() string {
 	return path.Join(setting.AppSubURL, "/", url.PathEscape(a.GetRepoUserName()), url.PathEscape(a.GetRepoName()))
 }
 
-// GetRepositoryFromMatch returns a *Repository from a username and repo strings
-func GetRepositoryFromMatch(ownerName, repoName string) (*Repository, error) {
+// GetRepositoryFromMatch returns a *repo_model.Repository from a username and repo strings
+func GetRepositoryFromMatch(ownerName, repoName string) (*repo_model.Repository, error) {
 	var err error
-	refRepo, err := GetRepositoryByOwnerAndName(ownerName, repoName)
+	refRepo, err := repo_model.GetRepositoryByOwnerAndName(ownerName, repoName)
 	if err != nil {
-		if IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			log.Warn("Repository referenced in commit but does not exist: %v", err)
 			return nil, err
 		}
-		log.Error("GetRepositoryByOwnerAndName: %v", err)
+		log.Error("repo_model.GetRepositoryByOwnerAndName: %v", err)
 		return nil, err
 	}
 	return refRepo, nil
@@ -208,13 +210,14 @@ func GetRepositoryFromMatch(ownerName, repoName string) (*Repository, error) {
 
 // GetCommentLink returns link to action comment.
 func (a *Action) GetCommentLink() string {
-	return a.getCommentLink(db.GetEngine(db.DefaultContext))
+	return a.getCommentLink(db.DefaultContext)
 }
 
-func (a *Action) getCommentLink(e db.Engine) string {
+func (a *Action) getCommentLink(ctx context.Context) string {
 	if a == nil {
 		return "#"
 	}
+	e := db.GetEngine(ctx)
 	if a.Comment == nil && a.CommentID != 0 {
 		a.Comment, _ = getCommentByID(e, a.CommentID)
 	}
@@ -236,7 +239,7 @@ func (a *Action) getCommentLink(e db.Engine) string {
 		return "#"
 	}
 
-	if err = issue.loadRepo(e); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return "#"
 	}
 
diff --git a/models/action_list.go b/models/action_list.go
index 4f2024cfcf..3f52d3cd5e 100644
--- a/models/action_list.go
+++ b/models/action_list.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 )
 
@@ -59,13 +60,13 @@ func (actions ActionList) getRepoIDs() []int64 {
 	return keysInt64(repoIDs)
 }
 
-func (actions ActionList) loadRepositories(e db.Engine) ([]*Repository, error) {
+func (actions ActionList) loadRepositories(e db.Engine) ([]*repo_model.Repository, error) {
 	if len(actions) == 0 {
 		return nil, nil
 	}
 
 	repoIDs := actions.getRepoIDs()
-	repoMaps := make(map[int64]*Repository, len(repoIDs))
+	repoMaps := make(map[int64]*repo_model.Repository, len(repoIDs))
 	err := e.
 		In("id", repoIDs).
 		Find(&repoMaps)
@@ -80,7 +81,7 @@ func (actions ActionList) loadRepositories(e db.Engine) ([]*Repository, error) {
 }
 
 // LoadRepositories loads actions' all repositories
-func (actions ActionList) LoadRepositories() ([]*Repository, error) {
+func (actions ActionList) LoadRepositories() ([]*repo_model.Repository, error) {
 	return actions.loadRepositories(db.GetEngine(db.DefaultContext))
 }
 
diff --git a/models/action_test.go b/models/action_test.go
index 8ab88bb97e..02edae2df7 100644
--- a/models/action_test.go
+++ b/models/action_test.go
@@ -8,6 +8,7 @@ import (
 	"path"
 	"testing"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -17,7 +18,7 @@ import (
 
 func TestAction_GetRepoPath(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	action := &Action{RepoID: repo.ID}
 	assert.Equal(t, path.Join(owner.Name, repo.Name), action.GetRepoPath())
@@ -25,7 +26,7 @@ func TestAction_GetRepoPath(t *testing.T) {
 
 func TestAction_GetRepoLink(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{}).(*repo_model.Repository)
 	owner := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	action := &Action{RepoID: repo.ID}
 	setting.AppSubURL = "/suburl"
diff --git a/models/branches.go b/models/branches.go
index 3d377cf0fa..e6d8b7441a 100644
--- a/models/branches.go
+++ b/models/branches.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -74,8 +75,8 @@ func (protectBranch *ProtectedBranch) CanUserPush(userID int64) bool {
 		if user, err := user_model.GetUserByID(userID); err != nil {
 			log.Error("GetUserByID: %v", err)
 			return false
-		} else if repo, err := GetRepositoryByID(protectBranch.RepoID); err != nil {
-			log.Error("GetRepositoryByID: %v", err)
+		} else if repo, err := repo_model.GetRepositoryByID(protectBranch.RepoID); err != nil {
+			log.Error("repo_model.GetRepositoryByID: %v", err)
 			return false
 		} else if writeAccess, err := HasAccessUnit(user, repo, unit.TypeCode, perm.AccessModeWrite); err != nil {
 			log.Error("HasAccessUnit: %v", err)
@@ -102,7 +103,7 @@ func (protectBranch *ProtectedBranch) CanUserPush(userID int64) bool {
 }
 
 // IsUserMergeWhitelisted checks if some user is whitelisted to merge to this branch
-func (protectBranch *ProtectedBranch) IsUserMergeWhitelisted(userID int64, permissionInRepo Permission) bool {
+func IsUserMergeWhitelisted(protectBranch *ProtectedBranch, userID int64, permissionInRepo Permission) bool {
 	if !protectBranch.EnableMergeWhitelist {
 		// Then we need to fall back on whether the user has write permission
 		return permissionInRepo.CanWrite(unit.TypeCode)
@@ -125,19 +126,19 @@ func (protectBranch *ProtectedBranch) IsUserMergeWhitelisted(userID int64, permi
 }
 
 // IsUserOfficialReviewer check if user is official reviewer for the branch (counts towards required approvals)
-func (protectBranch *ProtectedBranch) IsUserOfficialReviewer(user *user_model.User) (bool, error) {
-	return protectBranch.isUserOfficialReviewer(db.GetEngine(db.DefaultContext), user)
+func IsUserOfficialReviewer(protectBranch *ProtectedBranch, user *user_model.User) (bool, error) {
+	return isUserOfficialReviewer(db.DefaultContext, protectBranch, user)
 }
 
-func (protectBranch *ProtectedBranch) isUserOfficialReviewer(e db.Engine, user *user_model.User) (bool, error) {
-	repo, err := getRepositoryByID(e, protectBranch.RepoID)
+func isUserOfficialReviewer(ctx context.Context, protectBranch *ProtectedBranch, user *user_model.User) (bool, error) {
+	repo, err := repo_model.GetRepositoryByIDCtx(ctx, protectBranch.RepoID)
 	if err != nil {
 		return false, err
 	}
 
 	if !protectBranch.EnableApprovalsWhitelist {
 		// Anyone with write access is considered official reviewer
-		writeAccess, err := hasAccessUnit(e, user, repo, unit.TypeCode, perm.AccessModeWrite)
+		writeAccess, err := hasAccessUnit(ctx, user, repo, unit.TypeCode, perm.AccessModeWrite)
 		if err != nil {
 			return false, err
 		}
@@ -148,7 +149,7 @@ func (protectBranch *ProtectedBranch) isUserOfficialReviewer(e db.Engine, user *
 		return true, nil
 	}
 
-	inTeam, err := isUserInTeams(e, user.ID, protectBranch.ApprovalsWhitelistTeamIDs)
+	inTeam, err := isUserInTeams(db.GetEngine(ctx), user.ID, protectBranch.ApprovalsWhitelistTeamIDs)
 	if err != nil {
 		return false, err
 	}
@@ -335,8 +336,8 @@ type WhitelistOptions struct {
 // If ID is 0, it creates a new record. Otherwise, updates existing record.
 // This function also performs check if whitelist user and team's IDs have been changed
 // to avoid unnecessary whitelist delete and regenerate.
-func UpdateProtectBranch(repo *Repository, protectBranch *ProtectedBranch, opts WhitelistOptions) (err error) {
-	if err = repo.GetOwner(); err != nil {
+func UpdateProtectBranch(repo *repo_model.Repository, protectBranch *ProtectedBranch, opts WhitelistOptions) (err error) {
+	if err = repo.GetOwner(db.DefaultContext); err != nil {
 		return fmt.Errorf("GetOwner: %v", err)
 	}
 
@@ -393,20 +394,15 @@ func UpdateProtectBranch(repo *Repository, protectBranch *ProtectedBranch, opts
 }
 
 // GetProtectedBranches get all protected branches
-func (repo *Repository) GetProtectedBranches() ([]*ProtectedBranch, error) {
+func GetProtectedBranches(repoID int64) ([]*ProtectedBranch, error) {
 	protectedBranches := make([]*ProtectedBranch, 0)
-	return protectedBranches, db.GetEngine(db.DefaultContext).Find(&protectedBranches, &ProtectedBranch{RepoID: repo.ID})
-}
-
-// GetBranchProtection get the branch protection of a branch
-func (repo *Repository) GetBranchProtection(branchName string) (*ProtectedBranch, error) {
-	return GetProtectedBranchBy(repo.ID, branchName)
+	return protectedBranches, db.GetEngine(db.DefaultContext).Find(&protectedBranches, &ProtectedBranch{RepoID: repoID})
 }
 
 // IsProtectedBranch checks if branch is protected
-func (repo *Repository) IsProtectedBranch(branchName string) (bool, error) {
+func IsProtectedBranch(repoID int64, branchName string) (bool, error) {
 	protectedBranch := &ProtectedBranch{
-		RepoID:     repo.ID,
+		RepoID:     repoID,
 		BranchName: branchName,
 	}
 
@@ -419,7 +415,7 @@ func (repo *Repository) IsProtectedBranch(branchName string) (bool, error) {
 
 // updateApprovalWhitelist checks whether the user whitelist changed and returns a whitelist with
 // the users from newWhitelist which have explicit read or write access to the repo.
-func updateApprovalWhitelist(repo *Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
+func updateApprovalWhitelist(repo *repo_model.Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
 	hasUsersChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
 	if !hasUsersChanged {
 		return currentWhitelist, nil
@@ -427,7 +423,7 @@ func updateApprovalWhitelist(repo *Repository, currentWhitelist, newWhitelist []
 
 	whitelist = make([]int64, 0, len(newWhitelist))
 	for _, userID := range newWhitelist {
-		if reader, err := repo.IsReader(userID); err != nil {
+		if reader, err := IsRepoReader(repo, userID); err != nil {
 			return nil, err
 		} else if !reader {
 			continue
@@ -440,7 +436,7 @@ func updateApprovalWhitelist(repo *Repository, currentWhitelist, newWhitelist []
 
 // updateUserWhitelist checks whether the user whitelist changed and returns a whitelist with
 // the users from newWhitelist which have write access to the repo.
-func updateUserWhitelist(repo *Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
+func updateUserWhitelist(repo *repo_model.Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
 	hasUsersChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
 	if !hasUsersChanged {
 		return currentWhitelist, nil
@@ -469,7 +465,7 @@ func updateUserWhitelist(repo *Repository, currentWhitelist, newWhitelist []int6
 
 // updateTeamWhitelist checks whether the team whitelist changed and returns a whitelist with
 // the teams from newWhitelist which have write access to the repo.
-func updateTeamWhitelist(repo *Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
+func updateTeamWhitelist(repo *repo_model.Repository, currentWhitelist, newWhitelist []int64) (whitelist []int64, err error) {
 	hasTeamsChanged := !util.IsSliceInt64Eq(currentWhitelist, newWhitelist)
 	if !hasTeamsChanged {
 		return currentWhitelist, nil
@@ -491,9 +487,9 @@ func updateTeamWhitelist(repo *Repository, currentWhitelist, newWhitelist []int6
 }
 
 // DeleteProtectedBranch removes ProtectedBranch relation between the user and repository.
-func (repo *Repository) DeleteProtectedBranch(id int64) (err error) {
+func DeleteProtectedBranch(repoID, id int64) (err error) {
 	protectedBranch := &ProtectedBranch{
-		RepoID: repo.ID,
+		RepoID: repoID,
 		ID:     id,
 	}
 
@@ -518,28 +514,28 @@ type DeletedBranch struct {
 }
 
 // AddDeletedBranch adds a deleted branch to the database
-func (repo *Repository) AddDeletedBranch(branchName, commit string, deletedByID int64) error {
+func AddDeletedBranch(repoID int64, branchName, commit string, deletedByID int64) error {
 	deletedBranch := &DeletedBranch{
-		RepoID:      repo.ID,
+		RepoID:      repoID,
 		Name:        branchName,
 		Commit:      commit,
 		DeletedByID: deletedByID,
 	}
 
-	_, err := db.GetEngine(db.DefaultContext).InsertOne(deletedBranch)
+	_, err := db.GetEngine(db.DefaultContext).Insert(deletedBranch)
 	return err
 }
 
 // GetDeletedBranches returns all the deleted branches
-func (repo *Repository) GetDeletedBranches() ([]*DeletedBranch, error) {
+func GetDeletedBranches(repoID int64) ([]*DeletedBranch, error) {
 	deletedBranches := make([]*DeletedBranch, 0)
-	return deletedBranches, db.GetEngine(db.DefaultContext).Where("repo_id = ?", repo.ID).Desc("deleted_unix").Find(&deletedBranches)
+	return deletedBranches, db.GetEngine(db.DefaultContext).Where("repo_id = ?", repoID).Desc("deleted_unix").Find(&deletedBranches)
 }
 
 // GetDeletedBranchByID get a deleted branch by its ID
-func (repo *Repository) GetDeletedBranchByID(id int64) (*DeletedBranch, error) {
+func GetDeletedBranchByID(repoID, id int64) (*DeletedBranch, error) {
 	deletedBranch := &DeletedBranch{}
-	has, err := db.GetEngine(db.DefaultContext).Where("repo_id = ?", repo.ID).And("id = ?", id).Get(deletedBranch)
+	has, err := db.GetEngine(db.DefaultContext).Where("repo_id = ?", repoID).And("id = ?", id).Get(deletedBranch)
 	if err != nil {
 		return nil, err
 	}
@@ -549,10 +545,10 @@ func (repo *Repository) GetDeletedBranchByID(id int64) (*DeletedBranch, error) {
 	return deletedBranch, nil
 }
 
-// RemoveDeletedBranch removes a deleted branch from the database
-func (repo *Repository) RemoveDeletedBranch(id int64) (err error) {
+// RemoveDeletedBranchByID removes a deleted branch from the database
+func RemoveDeletedBranchByID(repoID, id int64) (err error) {
 	deletedBranch := &DeletedBranch{
-		RepoID: repo.ID,
+		RepoID: repoID,
 		ID:     id,
 	}
 
@@ -575,8 +571,8 @@ func (deletedBranch *DeletedBranch) LoadUser() {
 	deletedBranch.DeletedBy = user
 }
 
-// RemoveDeletedBranch removes all deleted branches
-func RemoveDeletedBranch(repoID int64, branch string) error {
+// RemoveDeletedBranchByName removes all deleted branches
+func RemoveDeletedBranchByName(repoID int64, branch string) error {
 	_, err := db.GetEngine(db.DefaultContext).Where("repo_id=? AND name=?", repoID, branch).Delete(new(DeletedBranch))
 	return err
 }
@@ -615,7 +611,7 @@ func FindRenamedBranch(repoID int64, from string) (branch *RenamedBranch, exist
 }
 
 // RenameBranch rename a branch
-func (repo *Repository) RenameBranch(from, to string, gitAction func(isDefault bool) error) (err error) {
+func RenameBranch(repo *repo_model.Repository, from, to string, gitAction func(isDefault bool) error) (err error) {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
diff --git a/models/branches_test.go b/models/branches_test.go
index 187f23d41b..e1a71853f2 100644
--- a/models/branches_test.go
+++ b/models/branches_test.go
@@ -7,6 +7,7 @@ package models
 import (
 	"testing"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 
 	"github.com/stretchr/testify/assert"
@@ -14,18 +15,18 @@ import (
 
 func TestAddDeletedBranch(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	firstBranch := unittest.AssertExistsAndLoadBean(t, &DeletedBranch{ID: 1}).(*DeletedBranch)
 
-	assert.Error(t, repo.AddDeletedBranch(firstBranch.Name, firstBranch.Commit, firstBranch.DeletedByID))
-	assert.NoError(t, repo.AddDeletedBranch("test", "5655464564554545466464656", int64(1)))
+	assert.Error(t, AddDeletedBranch(repo.ID, firstBranch.Name, firstBranch.Commit, firstBranch.DeletedByID))
+	assert.NoError(t, AddDeletedBranch(repo.ID, "test", "5655464564554545466464656", int64(1)))
 }
 
 func TestGetDeletedBranches(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
-	branches, err := repo.GetDeletedBranches()
+	branches, err := GetDeletedBranches(repo.ID)
 	assert.NoError(t, err)
 	assert.Len(t, branches, 2)
 }
@@ -58,20 +59,20 @@ func TestDeletedBranchLoadUser(t *testing.T) {
 
 func TestRemoveDeletedBranch(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	firstBranch := unittest.AssertExistsAndLoadBean(t, &DeletedBranch{ID: 1}).(*DeletedBranch)
 
-	err := repo.RemoveDeletedBranch(1)
+	err := RemoveDeletedBranchByID(repo.ID, 1)
 	assert.NoError(t, err)
 	unittest.AssertNotExistsBean(t, firstBranch)
 	unittest.AssertExistsAndLoadBean(t, &DeletedBranch{ID: 2})
 }
 
 func getDeletedBranch(t *testing.T, branch *DeletedBranch) *DeletedBranch {
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
-	deletedBranch, err := repo.GetDeletedBranchByID(branch.ID)
+	deletedBranch, err := GetDeletedBranchByID(repo.ID, branch.ID)
 	assert.NoError(t, err)
 	assert.Equal(t, branch.ID, deletedBranch.ID)
 	assert.Equal(t, branch.Name, deletedBranch.Name)
@@ -95,7 +96,7 @@ func TestFindRenamedBranch(t *testing.T) {
 
 func TestRenameBranch(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	_isDefault := false
 
 	err := UpdateProtectBranch(repo1, &ProtectedBranch{
@@ -104,13 +105,13 @@ func TestRenameBranch(t *testing.T) {
 	}, WhitelistOptions{})
 	assert.NoError(t, err)
 
-	assert.NoError(t, repo1.RenameBranch("master", "main", func(isDefault bool) error {
+	assert.NoError(t, RenameBranch(repo1, "master", "main", func(isDefault bool) error {
 		_isDefault = isDefault
 		return nil
 	}))
 
 	assert.Equal(t, true, _isDefault)
-	repo1 = unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.Equal(t, "main", repo1.DefaultBranch)
 
 	pull := unittest.AssertExistsAndLoadBean(t, &PullRequest{ID: 1}).(*PullRequest) // merged
@@ -136,9 +137,9 @@ func TestOnlyGetDeletedBranchOnCorrectRepo(t *testing.T) {
 	// Get deletedBranch with ID of 1 on repo with ID 2.
 	// This should return a nil branch as this deleted branch
 	// is actually on repo with ID 1.
-	repo2 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 
-	deletedBranch, err := repo2.GetDeletedBranchByID(1)
+	deletedBranch, err := GetDeletedBranchByID(repo2.ID, 1)
 
 	// Expect no error, and the returned branch is nil.
 	assert.NoError(t, err)
@@ -146,9 +147,9 @@ func TestOnlyGetDeletedBranchOnCorrectRepo(t *testing.T) {
 
 	// Now get the deletedBranch with ID of 1 on repo with ID 1.
 	// This should return the deletedBranch.
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
-	deletedBranch, err = repo1.GetDeletedBranchByID(1)
+	deletedBranch, err = GetDeletedBranchByID(repo1.ID, 1)
 
 	// Expect no error, and the returned branch to be not nil.
 	assert.NoError(t, err)
diff --git a/models/commit.go b/models/commit.go
index 12aecdae84..8de71da1b3 100644
--- a/models/commit.go
+++ b/models/commit.go
@@ -5,12 +5,13 @@
 package models
 
 import (
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 )
 
 // ConvertFromGitCommit converts git commits into SignCommitWithStatuses
-func ConvertFromGitCommit(commits []*git.Commit, repo *Repository) []*SignCommitWithStatuses {
+func ConvertFromGitCommit(commits []*git.Commit, repo *repo_model.Repository) []*SignCommitWithStatuses {
 	return ParseCommitsWithStatus(
 		ParseCommitsWithSignature(
 			user_model.ValidateCommitsWithEmails(commits),
diff --git a/models/commit_status.go b/models/commit_status.go
index bba39fde87..e0942d2028 100644
--- a/models/commit_status.go
+++ b/models/commit_status.go
@@ -5,6 +5,7 @@
 package models
 
 import (
+	"context"
 	"crypto/sha1"
 	"fmt"
 	"net/url"
@@ -12,6 +13,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
@@ -23,17 +25,17 @@ import (
 
 // CommitStatus holds a single Status of a single Commit
 type CommitStatus struct {
-	ID          int64                 `xorm:"pk autoincr"`
-	Index       int64                 `xorm:"INDEX UNIQUE(repo_sha_index)"`
-	RepoID      int64                 `xorm:"INDEX UNIQUE(repo_sha_index)"`
-	Repo        *Repository           `xorm:"-"`
-	State       api.CommitStatusState `xorm:"VARCHAR(7) NOT NULL"`
-	SHA         string                `xorm:"VARCHAR(64) NOT NULL INDEX UNIQUE(repo_sha_index)"`
-	TargetURL   string                `xorm:"TEXT"`
-	Description string                `xorm:"TEXT"`
-	ContextHash string                `xorm:"char(40) index"`
-	Context     string                `xorm:"TEXT"`
-	Creator     *user_model.User      `xorm:"-"`
+	ID          int64                  `xorm:"pk autoincr"`
+	Index       int64                  `xorm:"INDEX UNIQUE(repo_sha_index)"`
+	RepoID      int64                  `xorm:"INDEX UNIQUE(repo_sha_index)"`
+	Repo        *repo_model.Repository `xorm:"-"`
+	State       api.CommitStatusState  `xorm:"VARCHAR(7) NOT NULL"`
+	SHA         string                 `xorm:"VARCHAR(64) NOT NULL INDEX UNIQUE(repo_sha_index)"`
+	TargetURL   string                 `xorm:"TEXT"`
+	Description string                 `xorm:"TEXT"`
+	ContextHash string                 `xorm:"char(40) index"`
+	Context     string                 `xorm:"TEXT"`
+	Creator     *user_model.User       `xorm:"-"`
 	CreatorID   int64
 
 	CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
@@ -120,15 +122,15 @@ func getNextCommitStatusIndex(repoID int64, sha string) (int64, error) {
 	return curIdx, nil
 }
 
-func (status *CommitStatus) loadAttributes(e db.Engine) (err error) {
+func (status *CommitStatus) loadAttributes(ctx context.Context) (err error) {
 	if status.Repo == nil {
-		status.Repo, err = getRepositoryByID(e, status.RepoID)
+		status.Repo, err = repo_model.GetRepositoryByIDCtx(ctx, status.RepoID)
 		if err != nil {
 			return fmt.Errorf("getRepositoryByID [%d]: %v", status.RepoID, err)
 		}
 	}
 	if status.Creator == nil && status.CreatorID > 0 {
-		status.Creator, err = user_model.GetUserByIDEngine(e, status.CreatorID)
+		status.Creator, err = user_model.GetUserByIDEngine(db.GetEngine(ctx), status.CreatorID)
 		if err != nil {
 			return fmt.Errorf("getUserByID [%d]: %v", status.CreatorID, err)
 		}
@@ -138,7 +140,7 @@ func (status *CommitStatus) loadAttributes(e db.Engine) (err error) {
 
 // APIURL returns the absolute APIURL to this commit-status.
 func (status *CommitStatus) APIURL() string {
-	_ = status.loadAttributes(db.GetEngine(db.DefaultContext))
+	_ = status.loadAttributes(db.DefaultContext)
 	return status.Repo.APIURL() + "/statuses/" + url.PathEscape(status.SHA)
 }
 
@@ -170,7 +172,7 @@ type CommitStatusOptions struct {
 }
 
 // GetCommitStatuses returns all statuses for a given commit.
-func GetCommitStatuses(repo *Repository, sha string, opts *CommitStatusOptions) ([]*CommitStatus, int64, error) {
+func GetCommitStatuses(repo *repo_model.Repository, sha string, opts *CommitStatusOptions) ([]*CommitStatus, int64, error) {
 	if opts.Page <= 0 {
 		opts.Page = 1
 	}
@@ -193,7 +195,7 @@ func GetCommitStatuses(repo *Repository, sha string, opts *CommitStatusOptions)
 	return statuses, maxResults, findSession.Find(&statuses)
 }
 
-func listCommitStatusesStatement(repo *Repository, sha string, opts *CommitStatusOptions) *xorm.Session {
+func listCommitStatusesStatement(repo *repo_model.Repository, sha string, opts *CommitStatusOptions) *xorm.Session {
 	sess := db.GetEngine(db.DefaultContext).Where("repo_id = ?", repo.ID).And("sha = ?", sha)
 	switch opts.State {
 	case "pending", "success", "error", "failure", "warning":
@@ -274,7 +276,7 @@ func FindRepoRecentCommitStatusContexts(repoID int64, before time.Duration) ([]s
 
 // NewCommitStatusOptions holds options for creating a CommitStatus
 type NewCommitStatusOptions struct {
-	Repo         *Repository
+	Repo         *repo_model.Repository
 	Creator      *user_model.User
 	SHA          string
 	CommitStatus *CommitStatus
@@ -330,7 +332,7 @@ type SignCommitWithStatuses struct {
 }
 
 // ParseCommitsWithStatus checks commits latest statuses and calculates its worst status state
-func ParseCommitsWithStatus(oldCommits []*SignCommit, repo *Repository) []*SignCommitWithStatuses {
+func ParseCommitsWithStatus(oldCommits []*SignCommit, repo *repo_model.Repository) []*SignCommitWithStatuses {
 	newCommits := make([]*SignCommitWithStatuses, 0, len(oldCommits))
 
 	for _, c := range oldCommits {
diff --git a/models/commit_status_test.go b/models/commit_status_test.go
index 02e3849357..bb9e375072 100644
--- a/models/commit_status_test.go
+++ b/models/commit_status_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/structs"
 
@@ -17,7 +18,7 @@ import (
 func TestGetCommitStatuses(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	sha1 := "1234123412341234123412341234123412341234"
 
diff --git a/models/consistency.go b/models/consistency.go
index d16e7f5e99..0b9d9fd2c3 100644
--- a/models/consistency.go
+++ b/models/consistency.go
@@ -7,6 +7,7 @@ package models
 import (
 	admin_model "code.gitea.io/gitea/models/admin"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 
 	"xorm.io/builder"
@@ -158,12 +159,12 @@ func DeleteOrphanedObjects(subject, refobject, joinCond string) error {
 
 // CountNullArchivedRepository counts the number of repositories with is_archived is null
 func CountNullArchivedRepository() (int64, error) {
-	return db.GetEngine(db.DefaultContext).Where(builder.IsNull{"is_archived"}).Count(new(Repository))
+	return db.GetEngine(db.DefaultContext).Where(builder.IsNull{"is_archived"}).Count(new(repo_model.Repository))
 }
 
 // FixNullArchivedRepository sets is_archived to false where it is null
 func FixNullArchivedRepository() (int64, error) {
-	return db.GetEngine(db.DefaultContext).Where(builder.IsNull{"is_archived"}).Cols("is_archived").NoAutoTime().Update(&Repository{
+	return db.GetEngine(db.DefaultContext).Where(builder.IsNull{"is_archived"}).Cols("is_archived").NoAutoTime().Update(&repo_model.Repository{
 		IsArchived: false,
 	})
 }
diff --git a/models/error.go b/models/error.go
index 36c70e49ad..20ed7f90e1 100644
--- a/models/error.go
+++ b/models/error.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 )
 
@@ -548,32 +549,6 @@ func (err ErrLFSFileLocked) Error() string {
 	return fmt.Sprintf("File is lfs locked [repo: %d, locked by: %s, path: %s]", err.RepoID, err.UserName, err.Path)
 }
 
-// __________                           .__  __
-// \______   \ ____ ______   ____  _____|__|/  |_  ___________ ___.__.
-//  |       _// __ \\____ \ /  _ \/  ___/  \   __\/  _ \_  __ <   |  |
-//  |    |   \  ___/|  |_> >  <_> )___ \|  ||  | (  <_> )  | \/\___  |
-//  |____|_  /\___  >   __/ \____/____  >__||__|  \____/|__|   / ____|
-//         \/     \/|__|              \/                       \/
-
-// ErrRepoNotExist represents a "RepoNotExist" kind of error.
-type ErrRepoNotExist struct {
-	ID        int64
-	UID       int64
-	OwnerName string
-	Name      string
-}
-
-// IsErrRepoNotExist checks if an error is a ErrRepoNotExist.
-func IsErrRepoNotExist(err error) bool {
-	_, ok := err.(ErrRepoNotExist)
-	return ok
-}
-
-func (err ErrRepoNotExist) Error() string {
-	return fmt.Sprintf("repository does not exist [id: %d, uid: %d, owner_name: %s, name: %s]",
-		err.ID, err.UID, err.OwnerName, err.Name)
-}
-
 // ErrNoPendingRepoTransfer is an error type for repositories without a pending
 // transfer request
 type ErrNoPendingRepoTransfer struct {
@@ -1283,7 +1258,7 @@ func (err ErrPullRequestHeadRepoMissing) Error() string {
 // ErrInvalidMergeStyle represents an error if merging with disabled merge strategy
 type ErrInvalidMergeStyle struct {
 	ID    int64
-	Style MergeStyle
+	Style repo_model.MergeStyle
 }
 
 // IsErrInvalidMergeStyle checks if an error is a ErrInvalidMergeStyle.
@@ -1299,7 +1274,7 @@ func (err ErrInvalidMergeStyle) Error() string {
 
 // ErrMergeConflicts represents an error if merging fails with a conflict
 type ErrMergeConflicts struct {
-	Style  MergeStyle
+	Style  repo_model.MergeStyle
 	StdOut string
 	StdErr string
 	Err    error
@@ -1317,7 +1292,7 @@ func (err ErrMergeConflicts) Error() string {
 
 // ErrMergeUnrelatedHistories represents an error if merging fails due to unrelated histories
 type ErrMergeUnrelatedHistories struct {
-	Style  MergeStyle
+	Style  repo_model.MergeStyle
 	StdOut string
 	StdErr string
 	Err    error
@@ -1335,7 +1310,7 @@ func (err ErrMergeUnrelatedHistories) Error() string {
 
 // ErrRebaseConflicts represents an error if rebase fails with a conflict
 type ErrRebaseConflicts struct {
-	Style     MergeStyle
+	Style     repo_model.MergeStyle
 	CommitSHA string
 	StdOut    string
 	StdErr    string
diff --git a/models/fixture_generation.go b/models/fixture_generation.go
index c87909d01b..56baa1c345 100644
--- a/models/fixture_generation.go
+++ b/models/fixture_generation.go
@@ -9,19 +9,20 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 )
 
 // GetYamlFixturesAccess returns a string containing the contents
 // for the access table, as recalculated using repo.RecalculateAccesses()
 func GetYamlFixturesAccess() (string, error) {
-	repos := make([]*Repository, 0, 50)
+	repos := make([]*repo_model.Repository, 0, 50)
 	if err := db.GetEngine(db.DefaultContext).Find(&repos); err != nil {
 		return "", err
 	}
 
 	for _, repo := range repos {
 		repo.MustOwner()
-		if err := repo.RecalculateAccesses(); err != nil {
+		if err := RecalculateAccesses(repo); err != nil {
 			return "", err
 		}
 	}
diff --git a/models/gpg_key_commit_verification.go b/models/gpg_key_commit_verification.go
index 5eeeb69ef5..48f58c07b6 100644
--- a/models/gpg_key_commit_verification.go
+++ b/models/gpg_key_commit_verification.go
@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -69,7 +70,7 @@ const (
 )
 
 // ParseCommitsWithSignature checks if signaute of commits are corresponding to users gpg keys.
-func ParseCommitsWithSignature(oldCommits []*user_model.UserCommit, repository *Repository) []*SignCommit {
+func ParseCommitsWithSignature(oldCommits []*user_model.UserCommit, repository *repo_model.Repository) []*SignCommit {
 	newCommits := make([]*SignCommit, 0, len(oldCommits))
 	keyMap := map[string]bool{}
 
@@ -447,7 +448,7 @@ func hashAndVerifyForKeyID(sig *packet.Signature, payload string, committer *use
 }
 
 // CalculateTrustStatus will calculate the TrustStatus for a commit verification within a repository
-func CalculateTrustStatus(verification *CommitVerification, repository *Repository, keyMap *map[string]bool) (err error) {
+func CalculateTrustStatus(verification *CommitVerification, repository *repo_model.Repository, keyMap *map[string]bool) (err error) {
 	if !verification.Verified {
 		return
 	}
@@ -458,7 +459,7 @@ func CalculateTrustStatus(verification *CommitVerification, repository *Reposito
 	// In the Committer trust model a signature is trusted if it matches the committer
 	// - it doesn't matter if they're a collaborator, the owner, Gitea or Github
 	// NB: This model is commit verification only
-	if trustModel == CommitterTrustModel {
+	if trustModel == repo_model.CommitterTrustModel {
 		// default to "unmatched"
 		verification.TrustStatus = "unmatched"
 
@@ -479,9 +480,9 @@ func CalculateTrustStatus(verification *CommitVerification, repository *Reposito
 	if verification.SigningUser.ID == 0 {
 		// This commit is signed by the default key - but this key is not assigned to a user in the DB.
 
-		// However in the CollaboratorCommitterTrustModel we cannot mark this as trusted
+		// However in the repo_model.CollaboratorCommitterTrustModel we cannot mark this as trusted
 		// unless the default key matches the email of a non-user.
-		if trustModel == CollaboratorCommitterTrustModel && (verification.CommittingUser.ID != 0 ||
+		if trustModel == repo_model.CollaboratorCommitterTrustModel && (verification.CommittingUser.ID != 0 ||
 			verification.SigningUser.Email != verification.CommittingUser.Email) {
 			verification.TrustStatus = "untrusted"
 		}
@@ -493,11 +494,11 @@ func CalculateTrustStatus(verification *CommitVerification, repository *Reposito
 		var has bool
 		isMember, has = (*keyMap)[verification.SigningKey.KeyID]
 		if !has {
-			isMember, err = repository.IsOwnerMemberCollaborator(verification.SigningUser.ID)
+			isMember, err = IsOwnerMemberCollaborator(repository, verification.SigningUser.ID)
 			(*keyMap)[verification.SigningKey.KeyID] = isMember
 		}
 	} else {
-		isMember, err = repository.IsOwnerMemberCollaborator(verification.SigningUser.ID)
+		isMember, err = IsOwnerMemberCollaborator(repository, verification.SigningUser.ID)
 	}
 
 	if !isMember {
@@ -507,7 +508,7 @@ func CalculateTrustStatus(verification *CommitVerification, repository *Reposito
 			// This should be marked as questionable unless the signing user is a collaborator/team member etc.
 			verification.TrustStatus = "unmatched"
 		}
-	} else if trustModel == CollaboratorCommitterTrustModel && verification.CommittingUser.ID != verification.SigningUser.ID {
+	} else if trustModel == repo_model.CollaboratorCommitterTrustModel && verification.CommittingUser.ID != verification.SigningUser.ID {
 		// The committing user and the signing user are not the same and our trustmodel states that they must match
 		verification.TrustStatus = "unmatched"
 	}
diff --git a/models/helper.go b/models/helper.go
index 41dd1ccd53..15df424539 100644
--- a/models/helper.go
+++ b/models/helper.go
@@ -5,10 +5,8 @@
 package models
 
 import (
-	"encoding/binary"
-
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
-	"code.gitea.io/gitea/modules/json"
 )
 
 func keysInt64(m map[int64]struct{}) []int64 {
@@ -19,8 +17,8 @@ func keysInt64(m map[int64]struct{}) []int64 {
 	return keys
 }
 
-func valuesRepository(m map[int64]*Repository) []*Repository {
-	values := make([]*Repository, 0, len(m))
+func valuesRepository(m map[int64]*repo_model.Repository) []*repo_model.Repository {
+	values := make([]*repo_model.Repository, 0, len(m))
 	for _, v := range m {
 		values = append(values, v)
 	}
@@ -34,32 +32,3 @@ func valuesUser(m map[int64]*user_model.User) []*user_model.User {
 	}
 	return values
 }
-
-// JSONUnmarshalHandleDoubleEncode - due to a bug in xorm (see https://gitea.com/xorm/xorm/pulls/1957) - it's
-// possible that a Blob may be double encoded or gain an unwanted prefix of 0xff 0xfe.
-func JSONUnmarshalHandleDoubleEncode(bs []byte, v interface{}) error {
-	err := json.Unmarshal(bs, v)
-	if err != nil {
-		ok := true
-		rs := []byte{}
-		temp := make([]byte, 2)
-		for _, rn := range string(bs) {
-			if rn > 0xffff {
-				ok = false
-				break
-			}
-			binary.LittleEndian.PutUint16(temp, uint16(rn))
-			rs = append(rs, temp...)
-		}
-		if ok {
-			if len(rs) > 1 && rs[0] == 0xff && rs[1] == 0xfe {
-				rs = rs[2:]
-			}
-			err = json.Unmarshal(rs, v)
-		}
-	}
-	if err != nil && len(bs) > 2 && bs[0] == 0xff && bs[1] == 0xfe {
-		err = json.Unmarshal(bs[2:], v)
-	}
-	return err
-}
diff --git a/models/helper_environment.go b/models/helper_environment.go
index 3e98f60ffd..57ec3ea1e9 100644
--- a/models/helper_environment.go
+++ b/models/helper_environment.go
@@ -9,6 +9,7 @@ import (
 	"os"
 	"strings"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
 )
@@ -33,19 +34,19 @@ const (
 // It is recommended to avoid using this unless you are pushing within a transaction
 // or if you absolutely are sure that post-receive and pre-receive will do nothing
 // We provide the full pushing-environment for other hook providers
-func InternalPushingEnvironment(doer *user_model.User, repo *Repository) []string {
+func InternalPushingEnvironment(doer *user_model.User, repo *repo_model.Repository) []string {
 	return append(PushingEnvironment(doer, repo),
 		EnvIsInternal+"=true",
 	)
 }
 
 // PushingEnvironment returns an os environment to allow hooks to work on push
-func PushingEnvironment(doer *user_model.User, repo *Repository) []string {
+func PushingEnvironment(doer *user_model.User, repo *repo_model.Repository) []string {
 	return FullPushingEnvironment(doer, doer, repo, repo.Name, 0)
 }
 
 // FullPushingEnvironment returns an os environment to allow hooks to work on push
-func FullPushingEnvironment(author, committer *user_model.User, repo *Repository, repoName string, prID int64) []string {
+func FullPushingEnvironment(author, committer *user_model.User, repo *repo_model.Repository, repoName string, prID int64) []string {
 	isWiki := "false"
 	if strings.HasSuffix(repoName, ".wiki") {
 		isWiki = "true"
diff --git a/models/issue.go b/models/issue.go
index 58649c754a..595f0c9422 100644
--- a/models/issue.go
+++ b/models/issue.go
@@ -33,12 +33,12 @@ import (
 
 // Issue represents an issue or pull request of repository.
 type Issue struct {
-	ID               int64            `xorm:"pk autoincr"`
-	RepoID           int64            `xorm:"INDEX UNIQUE(repo_index)"`
-	Repo             *Repository      `xorm:"-"`
-	Index            int64            `xorm:"UNIQUE(repo_index)"` // Index in one repository.
-	PosterID         int64            `xorm:"INDEX"`
-	Poster           *user_model.User `xorm:"-"`
+	ID               int64                  `xorm:"pk autoincr"`
+	RepoID           int64                  `xorm:"INDEX UNIQUE(repo_index)"`
+	Repo             *repo_model.Repository `xorm:"-"`
+	Index            int64                  `xorm:"UNIQUE(repo_index)"` // Index in one repository.
+	PosterID         int64                  `xorm:"INDEX"`
+	Poster           *user_model.User       `xorm:"-"`
 	OriginalAuthor   string
 	OriginalAuthorID int64      `xorm:"index"`
 	Title            string     `xorm:"name"`
@@ -118,12 +118,12 @@ func (issue *Issue) IsOverdue() bool {
 
 // LoadRepo loads issue's repository
 func (issue *Issue) LoadRepo() error {
-	return issue.loadRepo(db.GetEngine(db.DefaultContext))
+	return issue.loadRepo(db.DefaultContext)
 }
 
-func (issue *Issue) loadRepo(e db.Engine) (err error) {
+func (issue *Issue) loadRepo(ctx context.Context) (err error) {
 	if issue.Repo == nil {
-		issue.Repo, err = getRepositoryByID(e, issue.RepoID)
+		issue.Repo, err = repo_model.GetRepositoryByIDCtx(ctx, issue.RepoID)
 		if err != nil {
 			return fmt.Errorf("getRepositoryByID [%d]: %v", issue.RepoID, err)
 		}
@@ -133,11 +133,11 @@ func (issue *Issue) loadRepo(e db.Engine) (err error) {
 
 // IsTimetrackerEnabled returns true if the repo enables timetracking
 func (issue *Issue) IsTimetrackerEnabled() bool {
-	return issue.isTimetrackerEnabled(db.GetEngine(db.DefaultContext))
+	return issue.isTimetrackerEnabled(db.DefaultContext)
 }
 
-func (issue *Issue) isTimetrackerEnabled(e db.Engine) bool {
-	if err := issue.loadRepo(e); err != nil {
+func (issue *Issue) isTimetrackerEnabled(ctx context.Context) bool {
+	if err := issue.loadRepo(ctx); err != nil {
 		log.Error(fmt.Sprintf("loadRepo: %v", err))
 		return false
 	}
@@ -233,17 +233,18 @@ func (issue *Issue) loadCommentsByType(e db.Engine, tp CommentType) (err error)
 	return err
 }
 
-func (issue *Issue) loadReactions(e db.Engine) (err error) {
+func (issue *Issue) loadReactions(ctx context.Context) (err error) {
 	if issue.Reactions != nil {
 		return nil
 	}
+	e := db.GetEngine(ctx)
 	reactions, err := findReactions(e, FindReactionsOptions{
 		IssueID: issue.ID,
 	})
 	if err != nil {
 		return err
 	}
-	if err = issue.loadRepo(e); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return err
 	}
 	// Load reaction user data
@@ -279,7 +280,7 @@ func (issue *Issue) loadMilestone(e db.Engine) (err error) {
 
 func (issue *Issue) loadAttributes(ctx context.Context) (err error) {
 	e := db.GetEngine(ctx)
-	if err = issue.loadRepo(e); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return
 	}
 
@@ -319,16 +320,16 @@ func (issue *Issue) loadAttributes(ctx context.Context) (err error) {
 		return err
 	}
 
-	if err = CommentList(issue.Comments).loadAttributes(e); err != nil {
+	if err = CommentList(issue.Comments).loadAttributes(ctx); err != nil {
 		return err
 	}
-	if issue.isTimetrackerEnabled(e) {
+	if issue.isTimetrackerEnabled(ctx) {
 		if err = issue.loadTotalTimes(e); err != nil {
 			return err
 		}
 	}
 
-	return issue.loadReactions(e)
+	return issue.loadReactions(ctx)
 }
 
 // LoadAttributes loads the attribute of this issue.
@@ -478,13 +479,13 @@ func (issue *Issue) ClearLabels(doer *user_model.User) (err error) {
 	}
 	defer committer.Close()
 
-	if err := issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return err
 	} else if err = issue.loadPullRequest(db.GetEngine(ctx)); err != nil {
 		return err
 	}
 
-	perm, err := getUserRepoPermission(db.GetEngine(ctx), issue.Repo, doer)
+	perm, err := getUserRepoPermission(ctx, issue.Repo, doer)
 	if err != nil {
 		return err
 	}
@@ -526,7 +527,7 @@ func (issue *Issue) ReplaceLabels(labels []*Label, doer *user_model.User) (err e
 	}
 	defer committer.Close()
 
-	if err = issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return err
 	}
 
@@ -627,7 +628,7 @@ func (issue *Issue) changeStatus(ctx context.Context, doer *user_model.User, isC
 func (issue *Issue) doChangeStatus(ctx context.Context, doer *user_model.User, isMergePull bool) (*Comment, error) {
 	e := db.GetEngine(ctx)
 	// Check for open dependencies
-	if issue.IsClosed && issue.Repo.isDependenciesEnabled(e) {
+	if issue.IsClosed && issue.Repo.IsDependenciesEnabledCtx(ctx) {
 		// only check if dependencies are enabled and we're about to close an issue, otherwise reopening an issue would fail when there are unsatisfied dependencies
 		noDeps, err := issueNoDependenciesLeft(e, issue)
 		if err != nil {
@@ -694,7 +695,7 @@ func (issue *Issue) ChangeStatus(doer *user_model.User, isClosed bool) (*Comment
 	}
 	defer committer.Close()
 
-	if err := issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return nil, err
 	}
 	if err := issue.loadPoster(db.GetEngine(ctx)); err != nil {
@@ -725,7 +726,7 @@ func (issue *Issue) ChangeTitle(doer *user_model.User, oldTitle string) (err err
 		return fmt.Errorf("updateIssueCols: %v", err)
 	}
 
-	if err = issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return fmt.Errorf("loadRepo: %v", err)
 	}
 
@@ -759,7 +760,7 @@ func (issue *Issue) ChangeRef(doer *user_model.User, oldRef string) (err error)
 		return fmt.Errorf("updateIssueCols: %v", err)
 	}
 
-	if err = issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return fmt.Errorf("loadRepo: %v", err)
 	}
 	oldRefFriendly := strings.TrimPrefix(oldRef, git.BranchPrefix)
@@ -781,7 +782,7 @@ func (issue *Issue) ChangeRef(doer *user_model.User, oldRef string) (err error)
 }
 
 // AddDeletePRBranchComment adds delete branch comment for pull request issue
-func AddDeletePRBranchComment(doer *user_model.User, repo *Repository, issueID int64, branchName string) error {
+func AddDeletePRBranchComment(doer *user_model.User, repo *repo_model.Repository, issueID int64, branchName string) error {
 	issue, err := getIssueByID(db.GetEngine(db.DefaultContext), issueID)
 	if err != nil {
 		return err
@@ -918,7 +919,7 @@ func (issue *Issue) GetLastEventLabelFake() string {
 
 // NewIssueOptions represents the options of a new issue.
 type NewIssueOptions struct {
-	Repo        *Repository
+	Repo        *repo_model.Repository
 	Issue       *Issue
 	LabelIDs    []int64
 	Attachments []string // In UUID format.
@@ -1005,7 +1006,7 @@ func newIssue(ctx context.Context, doer *user_model.User, opts NewIssueOptions)
 		}
 	}
 
-	if err = newIssueUsers(e, opts.Repo, opts.Issue); err != nil {
+	if err = newIssueUsers(ctx, opts.Repo, opts.Issue); err != nil {
 		return err
 	}
 
@@ -1055,7 +1056,7 @@ func RecalculateIssueIndexForRepo(repoID int64) error {
 }
 
 // NewIssue creates new issue with labels for repository.
-func NewIssue(repo *Repository, issue *Issue, labelIDs []int64, uuids []string) (err error) {
+func NewIssue(repo *repo_model.Repository, issue *Issue, labelIDs []int64, uuids []string) (err error) {
 	idx, err := db.GetNextResourceIndex("issue_index", repo.ID)
 	if err != nil {
 		return fmt.Errorf("generate issue index failed: %v", err)
@@ -1856,7 +1857,7 @@ func UpdateIssueByAPI(issue *Issue, doer *user_model.User) (statusChangeComment
 	defer committer.Close()
 	sess := db.GetEngine(ctx)
 
-	if err := issue.loadRepo(sess); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return nil, false, fmt.Errorf("loadRepo: %v", err)
 	}
 
@@ -1930,8 +1931,8 @@ func UpdateIssueDeadline(issue *Issue, deadlineUnix timeutil.TimeStamp, doer *us
 
 // DependencyInfo represents high level information about an issue which is a dependency of another issue.
 type DependencyInfo struct {
-	Issue      `xorm:"extends"`
-	Repository `xorm:"extends"`
+	Issue                 `xorm:"extends"`
+	repo_model.Repository `xorm:"extends"`
 }
 
 // getParticipantIDsByIssue returns all userIDs who are participated in comments of an issue and issue author
@@ -2040,14 +2041,14 @@ func (issue *Issue) ResolveMentionsByVisibility(ctx context.Context, doer *user_
 	if len(mentions) == 0 {
 		return
 	}
-	if err = issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return
 	}
 
 	resolved := make(map[string]bool, 10)
 	var mentionTeams []string
 
-	if err := issue.Repo.getOwner(db.GetEngine(ctx)); err != nil {
+	if err := issue.Repo.GetOwner(ctx); err != nil {
 		return nil, err
 	}
 
@@ -2155,7 +2156,7 @@ func (issue *Issue) ResolveMentionsByVisibility(ctx context.Context, doer *user_
 			continue
 		}
 		// Normal users must have read access to the referencing issue
-		perm, err := getUserRepoPermission(db.GetEngine(ctx), issue.Repo, user)
+		perm, err := getUserRepoPermission(ctx, issue.Repo, user)
 		if err != nil {
 			return nil, fmt.Errorf("getUserRepoPermission [%d]: %v", user.ID, err)
 		}
diff --git a/models/issue_assignees.go b/models/issue_assignees.go
index 527549171e..b3511f8b59 100644
--- a/models/issue_assignees.go
+++ b/models/issue_assignees.go
@@ -120,7 +120,7 @@ func (issue *Issue) toggleAssignee(ctx context.Context, doer *user_model.User, a
 	}
 
 	// Repo infos
-	if err = issue.loadRepo(sess); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return false, nil, fmt.Errorf("loadRepo: %v", err)
 	}
 
diff --git a/models/issue_comment.go b/models/issue_comment.go
index 417caccfaf..754fa3439e 100644
--- a/models/issue_comment.go
+++ b/models/issue_comment.go
@@ -219,9 +219,9 @@ type Comment struct {
 	RefAction    references.XRefAction `xorm:"SMALLINT"` // What happens if RefIssueID resolves
 	RefIsPull    bool
 
-	RefRepo    *Repository `xorm:"-"`
-	RefIssue   *Issue      `xorm:"-"`
-	RefComment *Comment    `xorm:"-"`
+	RefRepo    *repo_model.Repository `xorm:"-"`
+	RefIssue   *Issue                 `xorm:"-"`
+	RefComment *Comment               `xorm:"-"`
 
 	Commits     []*SignCommitWithStatuses `xorm:"-"`
 	OldCommit   string                    `xorm:"-"`
@@ -316,7 +316,7 @@ func (c *Comment) HTMLURL() string {
 		log.Error("LoadIssue(%d): %v", c.IssueID, err)
 		return ""
 	}
-	err = c.Issue.loadRepo(db.GetEngine(db.DefaultContext))
+	err = c.Issue.loadRepo(db.DefaultContext)
 	if err != nil { // Silently dropping errors :unamused:
 		log.Error("loadRepo(%d): %v", c.Issue.RepoID, err)
 		return ""
@@ -345,7 +345,7 @@ func (c *Comment) APIURL() string {
 		log.Error("LoadIssue(%d): %v", c.IssueID, err)
 		return ""
 	}
-	err = c.Issue.loadRepo(db.GetEngine(db.DefaultContext))
+	err = c.Issue.loadRepo(db.DefaultContext)
 	if err != nil { // Silently dropping errors :unamused:
 		log.Error("loadRepo(%d): %v", c.Issue.RepoID, err)
 		return ""
@@ -366,7 +366,7 @@ func (c *Comment) IssueURL() string {
 		return ""
 	}
 
-	err = c.Issue.loadRepo(db.GetEngine(db.DefaultContext))
+	err = c.Issue.loadRepo(db.DefaultContext)
 	if err != nil { // Silently dropping errors :unamused:
 		log.Error("loadRepo(%d): %v", c.Issue.RepoID, err)
 		return ""
@@ -382,7 +382,7 @@ func (c *Comment) PRURL() string {
 		return ""
 	}
 
-	err = c.Issue.loadRepo(db.GetEngine(db.DefaultContext))
+	err = c.Issue.loadRepo(db.DefaultContext)
 	if err != nil { // Silently dropping errors :unamused:
 		log.Error("loadRepo(%d): %v", c.Issue.RepoID, err)
 		return ""
@@ -536,7 +536,7 @@ func (c *Comment) LoadAssigneeUserAndTeam() error {
 			return err
 		}
 
-		if err = c.Issue.Repo.GetOwner(); err != nil {
+		if err = c.Issue.Repo.GetOwner(db.DefaultContext); err != nil {
 			return err
 		}
 
@@ -589,7 +589,7 @@ func (c *Comment) LoadTime() error {
 	return err
 }
 
-func (c *Comment) loadReactions(e db.Engine, repo *Repository) (err error) {
+func (c *Comment) loadReactions(e db.Engine, repo *repo_model.Repository) (err error) {
 	if c.Reactions != nil {
 		return nil
 	}
@@ -608,7 +608,7 @@ func (c *Comment) loadReactions(e db.Engine, repo *Repository) (err error) {
 }
 
 // LoadReactions loads comment reactions
-func (c *Comment) LoadReactions(repo *Repository) error {
+func (c *Comment) LoadReactions(repo *repo_model.Repository) error {
 	return c.loadReactions(db.GetEngine(db.DefaultContext), repo)
 }
 
@@ -675,7 +675,7 @@ func (c *Comment) CodeCommentURL() string {
 		log.Error("LoadIssue(%d): %v", c.IssueID, err)
 		return ""
 	}
-	err = c.Issue.loadRepo(db.GetEngine(db.DefaultContext))
+	err = c.Issue.loadRepo(db.DefaultContext)
 	if err != nil { // Silently dropping errors :unamused:
 		log.Error("loadRepo(%d): %v", c.Issue.RepoID, err)
 		return ""
@@ -764,7 +764,7 @@ func createComment(ctx context.Context, opts *CreateCommentOptions) (_ *Comment,
 		return nil, err
 	}
 
-	if err = opts.Repo.getOwner(e); err != nil {
+	if err = opts.Repo.GetOwner(ctx); err != nil {
 		return nil, err
 	}
 
@@ -843,7 +843,7 @@ func createDeadlineComment(ctx context.Context, doer *user_model.User, issue *Is
 		content = newDeadlineUnix.Format("2006-01-02") + "|" + issue.DeadlineUnix.Format("2006-01-02")
 	}
 
-	if err := issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return nil, err
 	}
 
@@ -867,7 +867,7 @@ func createIssueDependencyComment(ctx context.Context, doer *user_model.User, is
 	if !add {
 		cType = CommentTypeRemoveDependency
 	}
-	if err = issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return
 	}
 
@@ -898,7 +898,7 @@ func createIssueDependencyComment(ctx context.Context, doer *user_model.User, is
 type CreateCommentOptions struct {
 	Type  CommentType
 	Doer  *user_model.User
-	Repo  *Repository
+	Repo  *repo_model.Repository
 	Issue *Issue
 	Label *Label
 
@@ -953,7 +953,7 @@ func CreateComment(opts *CreateCommentOptions) (comment *Comment, err error) {
 }
 
 // CreateRefComment creates a commit reference comment to issue.
-func CreateRefComment(doer *user_model.User, repo *Repository, issue *Issue, content, commitSHA string) error {
+func CreateRefComment(doer *user_model.User, repo *repo_model.Repository, issue *Issue, content, commitSHA string) error {
 	if len(commitSHA) == 0 {
 		return fmt.Errorf("cannot create reference with empty commit SHA")
 	}
@@ -1144,11 +1144,11 @@ func deleteComment(e db.Engine, comment *Comment) error {
 // CodeComments represents comments on code by using this structure: FILENAME -> LINE (+ == proposed; - == previous) -> COMMENTS
 type CodeComments map[string]map[int64][]*Comment
 
-func fetchCodeComments(e db.Engine, issue *Issue, currentUser *user_model.User) (CodeComments, error) {
-	return fetchCodeCommentsByReview(e, issue, currentUser, nil)
+func fetchCodeComments(ctx context.Context, issue *Issue, currentUser *user_model.User) (CodeComments, error) {
+	return fetchCodeCommentsByReview(ctx, issue, currentUser, nil)
 }
 
-func fetchCodeCommentsByReview(e db.Engine, issue *Issue, currentUser *user_model.User, review *Review) (CodeComments, error) {
+func fetchCodeCommentsByReview(ctx context.Context, issue *Issue, currentUser *user_model.User, review *Review) (CodeComments, error) {
 	pathToLineToComment := make(CodeComments)
 	if review == nil {
 		review = &Review{ID: 0}
@@ -1159,7 +1159,7 @@ func fetchCodeCommentsByReview(e db.Engine, issue *Issue, currentUser *user_mode
 		ReviewID: review.ID,
 	}
 
-	comments, err := findCodeComments(e, opts, issue, currentUser, review)
+	comments, err := findCodeComments(ctx, opts, issue, currentUser, review)
 	if err != nil {
 		return nil, err
 	}
@@ -1173,7 +1173,7 @@ func fetchCodeCommentsByReview(e db.Engine, issue *Issue, currentUser *user_mode
 	return pathToLineToComment, nil
 }
 
-func findCodeComments(e db.Engine, opts FindCommentsOptions, issue *Issue, currentUser *user_model.User, review *Review) ([]*Comment, error) {
+func findCodeComments(ctx context.Context, opts FindCommentsOptions, issue *Issue, currentUser *user_model.User, review *Review) ([]*Comment, error) {
 	var comments []*Comment
 	if review == nil {
 		review = &Review{ID: 0}
@@ -1182,6 +1182,7 @@ func findCodeComments(e db.Engine, opts FindCommentsOptions, issue *Issue, curre
 	if review.ID == 0 {
 		conds = conds.And(builder.Eq{"invalidated": false})
 	}
+	e := db.GetEngine(ctx)
 	if err := e.Where(conds).
 		Asc("comment.created_unix").
 		Asc("comment.id").
@@ -1189,7 +1190,7 @@ func findCodeComments(e db.Engine, opts FindCommentsOptions, issue *Issue, curre
 		return nil, err
 	}
 
-	if err := issue.loadRepo(e); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return nil, err
 	}
 
@@ -1249,12 +1250,12 @@ func FetchCodeCommentsByLine(issue *Issue, currentUser *user_model.User, treePat
 		TreePath: treePath,
 		Line:     line,
 	}
-	return findCodeComments(db.GetEngine(db.DefaultContext), opts, issue, currentUser, nil)
+	return findCodeComments(db.DefaultContext, opts, issue, currentUser, nil)
 }
 
 // FetchCodeComments will return a 2d-map: ["Path"]["Line"] = Comments at line
 func FetchCodeComments(issue *Issue, currentUser *user_model.User) (CodeComments, error) {
-	return fetchCodeComments(db.GetEngine(db.DefaultContext), issue, currentUser)
+	return fetchCodeComments(db.DefaultContext, issue, currentUser)
 }
 
 // UpdateCommentsMigrationsByType updates comments' migrations information via given git service type and original id and poster id
@@ -1313,7 +1314,7 @@ func CreatePushPullComment(pusher *user_model.User, pr *PullRequest, oldCommitID
 // getCommitsFromRepo get commit IDs from repo in between oldCommitID and newCommitID
 // isForcePush will be true if oldCommit isn't on the branch
 // Commit on baseBranch will skip
-func getCommitIDsFromRepo(repo *Repository, oldCommitID, newCommitID, baseBranch string) (commitIDs []string, isForcePush bool, err error) {
+func getCommitIDsFromRepo(repo *repo_model.Repository, oldCommitID, newCommitID, baseBranch string) (commitIDs []string, isForcePush bool, err error) {
 	repoPath := repo.RepoPath()
 	gitRepo, err := git.OpenRepository(repoPath)
 	if err != nil {
diff --git a/models/issue_comment_list.go b/models/issue_comment_list.go
index ef6aff9cbe..23a2756dcf 100644
--- a/models/issue_comment_list.go
+++ b/models/issue_comment_list.go
@@ -5,6 +5,8 @@
 package models
 
 import (
+	"context"
+
 	"code.gitea.io/gitea/models/db"
 	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
@@ -343,11 +345,12 @@ func (comments CommentList) getDependentIssueIDs() []int64 {
 	return keysInt64(ids)
 }
 
-func (comments CommentList) loadDependentIssues(e db.Engine) error {
+func (comments CommentList) loadDependentIssues(ctx context.Context) error {
 	if len(comments) == 0 {
 		return nil
 	}
 
+	e := db.GetEngine(ctx)
 	issueIDs := comments.getDependentIssueIDs()
 	issues := make(map[int64]*Issue, len(issueIDs))
 	left := len(issueIDs)
@@ -383,7 +386,7 @@ func (comments CommentList) loadDependentIssues(e db.Engine) error {
 		if comment.DependentIssue == nil {
 			comment.DependentIssue = issues[comment.DependentIssueID]
 			if comment.DependentIssue != nil {
-				if err := comment.DependentIssue.loadRepo(e); err != nil {
+				if err := comment.DependentIssue.loadRepo(ctx); err != nil {
 					return err
 				}
 			}
@@ -487,7 +490,8 @@ func (comments CommentList) loadReviews(e db.Engine) error {
 }
 
 // loadAttributes loads all attributes
-func (comments CommentList) loadAttributes(e db.Engine) (err error) {
+func (comments CommentList) loadAttributes(ctx context.Context) (err error) {
+	e := db.GetEngine(ctx)
 	if err = comments.loadPosters(e); err != nil {
 		return
 	}
@@ -520,7 +524,7 @@ func (comments CommentList) loadAttributes(e db.Engine) (err error) {
 		return
 	}
 
-	if err = comments.loadDependentIssues(e); err != nil {
+	if err = comments.loadDependentIssues(ctx); err != nil {
 		return
 	}
 
@@ -530,7 +534,7 @@ func (comments CommentList) loadAttributes(e db.Engine) (err error) {
 // LoadAttributes loads attributes of the comments, except for attachments and
 // comments
 func (comments CommentList) LoadAttributes() error {
-	return comments.loadAttributes(db.GetEngine(db.DefaultContext))
+	return comments.loadAttributes(db.DefaultContext)
 }
 
 // LoadAttachments loads attachments
diff --git a/models/issue_comment_test.go b/models/issue_comment_test.go
index 5ab4892bc7..ec318688ee 100644
--- a/models/issue_comment_test.go
+++ b/models/issue_comment_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 	"time"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -18,7 +19,7 @@ func TestCreateComment(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	issue := unittest.AssertExistsAndLoadBean(t, &Issue{}).(*Issue)
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: issue.RepoID}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	now := time.Now().Unix()
diff --git a/models/issue_dependency.go b/models/issue_dependency.go
index 9fef652b4e..d2c5785b90 100644
--- a/models/issue_dependency.go
+++ b/models/issue_dependency.go
@@ -6,10 +6,7 @@ package models
 
 import (
 	"code.gitea.io/gitea/models/db"
-	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
-	"code.gitea.io/gitea/modules/log"
-	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/timeutil"
 )
 
@@ -135,18 +132,3 @@ func issueNoDependenciesLeft(e db.Engine, issue *Issue) (bool, error) {
 
 	return !exists, err
 }
-
-// IsDependenciesEnabled returns if dependencies are enabled and returns the default setting if not set.
-func (repo *Repository) IsDependenciesEnabled() bool {
-	return repo.isDependenciesEnabled(db.GetEngine(db.DefaultContext))
-}
-
-func (repo *Repository) isDependenciesEnabled(e db.Engine) bool {
-	var u *RepoUnit
-	var err error
-	if u, err = repo.getUnit(e, unit.TypeIssues); err != nil {
-		log.Trace("%s", err)
-		return setting.Service.DefaultEnableDependencies
-	}
-	return u.IssuesConfig().EnableDependencies
-}
diff --git a/models/issue_label.go b/models/issue_label.go
index 9b36d8dfdf..53d28c0596 100644
--- a/models/issue_label.go
+++ b/models/issue_label.go
@@ -675,7 +675,7 @@ func newIssueLabel(ctx context.Context, issue *Issue, label *Label, doer *user_m
 		return err
 	}
 
-	if err = issue.loadRepo(e); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return
 	}
 
@@ -707,7 +707,7 @@ func NewIssueLabel(issue *Issue, label *Label, doer *user_model.User) (err error
 	defer committer.Close()
 	sess := db.GetEngine(ctx)
 
-	if err = issue.loadRepo(sess); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return err
 	}
 
@@ -731,7 +731,7 @@ func NewIssueLabel(issue *Issue, label *Label, doer *user_model.User) (err error
 // newIssueLabels add labels to an issue. It will check if the labels are valid for the issue
 func newIssueLabels(ctx context.Context, issue *Issue, labels []*Label, doer *user_model.User) (err error) {
 	e := db.GetEngine(ctx)
-	if err = issue.loadRepo(e); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return err
 	}
 	for _, label := range labels {
@@ -780,7 +780,7 @@ func deleteIssueLabel(ctx context.Context, issue *Issue, label *Label, doer *use
 		return nil
 	}
 
-	if err = issue.loadRepo(e); err != nil {
+	if err = issue.loadRepo(ctx); err != nil {
 		return
 	}
 
diff --git a/models/issue_label_test.go b/models/issue_label_test.go
index aa3c92b282..887f7f1425 100644
--- a/models/issue_label_test.go
+++ b/models/issue_label_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -49,7 +50,7 @@ func TestNewLabels(t *testing.T) {
 	for _, label := range labels {
 		unittest.AssertExistsAndLoadBean(t, label, unittest.Cond("id = ?", label.ID))
 	}
-	unittest.CheckConsistencyFor(t, &Label{}, &Repository{})
+	unittest.CheckConsistencyFor(t, &Label{}, &repo_model.Repository{})
 }
 
 func TestGetLabelByID(t *testing.T) {
@@ -270,7 +271,7 @@ func TestUpdateLabel(t *testing.T) {
 	assert.EqualValues(t, label.Color, newLabel.Color)
 	assert.EqualValues(t, label.Name, newLabel.Name)
 	assert.EqualValues(t, label.Description, newLabel.Description)
-	unittest.CheckConsistencyFor(t, &Label{}, &Repository{})
+	unittest.CheckConsistencyFor(t, &Label{}, &repo_model.Repository{})
 }
 
 func TestDeleteLabel(t *testing.T) {
@@ -283,7 +284,7 @@ func TestDeleteLabel(t *testing.T) {
 	unittest.AssertNotExistsBean(t, &Label{ID: label.ID})
 
 	assert.NoError(t, DeleteLabel(unittest.NonexistentID, unittest.NonexistentID))
-	unittest.CheckConsistencyFor(t, &Label{}, &Repository{})
+	unittest.CheckConsistencyFor(t, &Label{}, &repo_model.Repository{})
 }
 
 func TestHasIssueLabel(t *testing.T) {
diff --git a/models/issue_list.go b/models/issue_list.go
index 7c98f60b3a..5d8a9f6921 100644
--- a/models/issue_list.go
+++ b/models/issue_list.go
@@ -32,13 +32,13 @@ func (issues IssueList) getRepoIDs() []int64 {
 	return keysInt64(repoIDs)
 }
 
-func (issues IssueList) loadRepositories(e db.Engine) ([]*Repository, error) {
+func (issues IssueList) loadRepositories(e db.Engine) ([]*repo_model.Repository, error) {
 	if len(issues) == 0 {
 		return nil, nil
 	}
 
 	repoIDs := issues.getRepoIDs()
-	repoMaps := make(map[int64]*Repository, len(repoIDs))
+	repoMaps := make(map[int64]*repo_model.Repository, len(repoIDs))
 	left := len(repoIDs)
 	for left > 0 {
 		limit := defaultMaxInSize
@@ -65,7 +65,7 @@ func (issues IssueList) loadRepositories(e db.Engine) ([]*Repository, error) {
 }
 
 // LoadRepositories loads issues' all repositories
-func (issues IssueList) LoadRepositories() ([]*Repository, error) {
+func (issues IssueList) LoadRepositories() ([]*repo_model.Repository, error) {
 	return issues.loadRepositories(db.GetEngine(db.DefaultContext))
 }
 
diff --git a/models/issue_milestone.go b/models/issue_milestone.go
index a85c865464..f0949e8b1f 100644
--- a/models/issue_milestone.go
+++ b/models/issue_milestone.go
@@ -11,6 +11,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
@@ -21,9 +22,9 @@ import (
 
 // Milestone represents a milestone of repository.
 type Milestone struct {
-	ID              int64       `xorm:"pk autoincr"`
-	RepoID          int64       `xorm:"INDEX"`
-	Repo            *Repository `xorm:"-"`
+	ID              int64                  `xorm:"pk autoincr"`
+	RepoID          int64                  `xorm:"INDEX"`
+	Repo            *repo_model.Repository `xorm:"-"`
 	Name            string
 	Content         string `xorm:"TEXT"`
 	RenderedContent string `xorm:"-"`
@@ -287,7 +288,7 @@ func changeMilestoneAssign(ctx context.Context, doer *user_model.User, issue *Is
 	}
 
 	if oldMilestoneID > 0 || issue.MilestoneID > 0 {
-		if err := issue.loadRepo(e); err != nil {
+		if err := issue.loadRepo(ctx); err != nil {
 			return err
 		}
 
@@ -335,7 +336,7 @@ func DeleteMilestoneByRepoID(repoID, id int64) error {
 		return err
 	}
 
-	repo, err := GetRepositoryByID(m.RepoID)
+	repo, err := repo_model.GetRepositoryByID(m.RepoID)
 	if err != nil {
 		return err
 	}
diff --git a/models/issue_milestone_test.go b/models/issue_milestone_test.go
index 21d90a6118..9b40144e65 100644
--- a/models/issue_milestone_test.go
+++ b/models/issue_milestone_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -34,7 +35,7 @@ func TestNewMilestone(t *testing.T) {
 
 	assert.NoError(t, NewMilestone(milestone))
 	unittest.AssertExistsAndLoadBean(t, milestone)
-	unittest.CheckConsistencyFor(t, &Repository{ID: milestone.RepoID}, &Milestone{})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: milestone.RepoID}, &Milestone{})
 }
 
 func TestGetMilestoneByRepoID(t *testing.T) {
@@ -52,7 +53,7 @@ func TestGetMilestoneByRepoID(t *testing.T) {
 func TestGetMilestonesByRepoID(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	test := func(repoID int64, state api.StateType) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		milestones, _, err := GetMilestones(GetMilestonesOption{
 			RepoID: repo.ID,
 			State:  state,
@@ -100,7 +101,7 @@ func TestGetMilestonesByRepoID(t *testing.T) {
 
 func TestGetMilestones(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	test := func(sortType string, sortCond func(*Milestone) int) {
 		for _, page := range []int{0, 1} {
 			milestones, _, err := GetMilestones(GetMilestonesOption{
@@ -174,7 +175,7 @@ func TestUpdateMilestone(t *testing.T) {
 func TestCountRepoMilestones(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	test := func(repoID int64) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		count, err := countRepoMilestones(db.GetEngine(db.DefaultContext), repoID)
 		assert.NoError(t, err)
 		assert.EqualValues(t, repo.NumMilestones, count)
@@ -191,7 +192,7 @@ func TestCountRepoMilestones(t *testing.T) {
 func TestCountRepoClosedMilestones(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	test := func(repoID int64) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		count, err := CountRepoClosedMilestones(repoID)
 		assert.NoError(t, err)
 		assert.EqualValues(t, repo.NumClosedMilestones, count)
@@ -211,11 +212,11 @@ func TestChangeMilestoneStatus(t *testing.T) {
 
 	assert.NoError(t, ChangeMilestoneStatus(milestone, true))
 	unittest.AssertExistsAndLoadBean(t, &Milestone{ID: 1}, "is_closed=1")
-	unittest.CheckConsistencyFor(t, &Repository{ID: milestone.RepoID}, &Milestone{})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: milestone.RepoID}, &Milestone{})
 
 	assert.NoError(t, ChangeMilestoneStatus(milestone, false))
 	unittest.AssertExistsAndLoadBean(t, &Milestone{ID: 1}, "is_closed=0")
-	unittest.CheckConsistencyFor(t, &Repository{ID: milestone.RepoID}, &Milestone{})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: milestone.RepoID}, &Milestone{})
 }
 
 func TestUpdateMilestoneCounters(t *testing.T) {
@@ -261,7 +262,7 @@ func TestDeleteMilestoneByRepoID(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	assert.NoError(t, DeleteMilestoneByRepoID(1, 1))
 	unittest.AssertNotExistsBean(t, &Milestone{ID: 1})
-	unittest.CheckConsistencyFor(t, &Repository{ID: 1})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: 1})
 
 	assert.NoError(t, DeleteMilestoneByRepoID(unittest.NonexistentID, unittest.NonexistentID))
 }
@@ -280,7 +281,7 @@ func TestMilestoneList_LoadTotalTrackedTimes(t *testing.T) {
 func TestCountMilestonesByRepoIDs(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	milestonesCount := func(repoID int64) (int, int) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		return repo.NumOpenMilestones, repo.NumClosedMilestones
 	}
 	repo1OpenCount, repo1ClosedCount := milestonesCount(1)
@@ -299,8 +300,8 @@ func TestCountMilestonesByRepoIDs(t *testing.T) {
 
 func TestGetMilestonesByRepoIDs(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
-	repo2 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	test := func(sortType string, sortCond func(*Milestone) int) {
 		for _, page := range []int{0, 1} {
 			openMilestones, err := GetMilestonesByRepoIDs([]int64{repo1.ID, repo2.ID}, page, false, sortType)
@@ -355,7 +356,7 @@ func TestGetMilestonesStats(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	test := func(repoID int64) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		stats, err := GetMilestonesStatsByRepoCond(builder.And(builder.Eq{"repo_id": repoID}))
 		assert.NoError(t, err)
 		assert.EqualValues(t, repo.NumMilestones-repo.NumClosedMilestones, stats.OpenCount)
@@ -370,8 +371,8 @@ func TestGetMilestonesStats(t *testing.T) {
 	assert.EqualValues(t, 0, stats.OpenCount)
 	assert.EqualValues(t, 0, stats.ClosedCount)
 
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
-	repo2 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 
 	milestoneStats, err := GetMilestonesStatsByRepoCond(builder.In("repo_id", []int64{repo1.ID, repo2.ID}))
 	assert.NoError(t, err)
diff --git a/models/issue_reaction.go b/models/issue_reaction.go
index fb34db4ed5..4072733a1c 100644
--- a/models/issue_reaction.go
+++ b/models/issue_reaction.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/timeutil"
@@ -286,7 +287,7 @@ func (list ReactionList) getUserIDs() []int64 {
 	return keysInt64(userIDs)
 }
 
-func (list ReactionList) loadUsers(e db.Engine, repo *Repository) ([]*user_model.User, error) {
+func (list ReactionList) loadUsers(e db.Engine, repo *repo_model.Repository) ([]*user_model.User, error) {
 	if len(list) == 0 {
 		return nil, nil
 	}
@@ -313,7 +314,7 @@ func (list ReactionList) loadUsers(e db.Engine, repo *Repository) ([]*user_model
 }
 
 // LoadUsers loads reactions' all users
-func (list ReactionList) LoadUsers(repo *Repository) ([]*user_model.User, error) {
+func (list ReactionList) LoadUsers(repo *repo_model.Repository) ([]*user_model.User, error) {
 	return list.loadUsers(db.GetEngine(db.DefaultContext), repo)
 }
 
diff --git a/models/issue_reaction_test.go b/models/issue_reaction_test.go
index 458250ac58..886d19e55f 100644
--- a/models/issue_reaction_test.go
+++ b/models/issue_reaction_test.go
@@ -7,6 +7,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -95,7 +96,7 @@ func TestIssueReactionCount(t *testing.T) {
 	addReaction(t, user4, issue, nil, "heart")
 	addReaction(t, ghost, issue, nil, "-1")
 
-	err := issue.loadReactions(db.GetEngine(db.DefaultContext))
+	err := issue.loadReactions(db.DefaultContext)
 	assert.NoError(t, err)
 
 	assert.Len(t, issue.Reactions, 7)
@@ -135,7 +136,7 @@ func TestIssueCommentDeleteReaction(t *testing.T) {
 	user4 := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)
 
 	issue1 := unittest.AssertExistsAndLoadBean(t, &Issue{ID: 1}).(*Issue)
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: issue1.RepoID}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue1.RepoID}).(*repo_model.Repository)
 
 	comment1 := unittest.AssertExistsAndLoadBean(t, &Comment{ID: 1}).(*Comment)
 
diff --git a/models/issue_stopwatch.go b/models/issue_stopwatch.go
index 7754e90a86..530a524218 100644
--- a/models/issue_stopwatch.go
+++ b/models/issue_stopwatch.go
@@ -156,7 +156,7 @@ func FinishIssueStopwatch(ctx context.Context, user *user_model.User, issue *Iss
 		return err
 	}
 
-	if err := issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return err
 	}
 
@@ -177,7 +177,7 @@ func FinishIssueStopwatch(ctx context.Context, user *user_model.User, issue *Iss
 // CreateIssueStopwatch creates a stopwatch if not exist, otherwise return an error
 func CreateIssueStopwatch(ctx context.Context, user *user_model.User, issue *Issue) error {
 	e := db.GetEngine(ctx)
-	if err := issue.loadRepo(e); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return err
 	}
 
@@ -207,7 +207,7 @@ func CreateIssueStopwatch(ctx context.Context, user *user_model.User, issue *Iss
 		return err
 	}
 
-	if err := issue.loadRepo(db.GetEngine(ctx)); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return err
 	}
 
@@ -248,11 +248,7 @@ func cancelStopwatch(ctx context.Context, user *user_model.User, issue *Issue) e
 			return err
 		}
 
-		if err := issue.loadRepo(e); err != nil {
-			return err
-		}
-
-		if err := issue.loadRepo(db.GetEngine(ctx)); err != nil {
+		if err := issue.loadRepo(ctx); err != nil {
 			return err
 		}
 
diff --git a/models/issue_test.go b/models/issue_test.go
index a9e19438d6..eadeb66ab9 100644
--- a/models/issue_test.go
+++ b/models/issue_test.go
@@ -12,6 +12,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -23,7 +24,7 @@ func TestIssue_ReplaceLabels(t *testing.T) {
 
 	testSuccess := func(issueID int64, labelIDs []int64) {
 		issue := unittest.AssertExistsAndLoadBean(t, &Issue{ID: issueID}).(*Issue)
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: issue.RepoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: issue.RepoID}).(*repo_model.Repository)
 		doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 		labels := make([]*Label, len(labelIDs))
@@ -354,7 +355,7 @@ func TestGetRepoIDsForIssuesOptions(t *testing.T) {
 func testInsertIssue(t *testing.T, title, content string, expectIndex int64) *Issue {
 	var newIssue Issue
 	t.Run(title, func(t *testing.T) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 		user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 
 		issue := Issue{
@@ -398,7 +399,7 @@ func TestIssue_ResolveMentions(t *testing.T) {
 
 	testSuccess := func(owner, repo, doer string, mentions []string, expected []int64) {
 		o := unittest.AssertExistsAndLoadBean(t, &user_model.User{LowerName: owner}).(*user_model.User)
-		r := unittest.AssertExistsAndLoadBean(t, &Repository{OwnerID: o.ID, LowerName: repo}).(*Repository)
+		r := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{OwnerID: o.ID, LowerName: repo}).(*repo_model.Repository)
 		issue := &Issue{RepoID: r.ID}
 		d := unittest.AssertExistsAndLoadBean(t, &user_model.User{LowerName: doer}).(*user_model.User)
 		resolved, err := issue.ResolveMentionsByVisibility(db.DefaultContext, d, mentions)
diff --git a/models/issue_tracked_time.go b/models/issue_tracked_time.go
index 392bf91e19..c887baae15 100644
--- a/models/issue_tracked_time.go
+++ b/models/issue_tracked_time.go
@@ -5,6 +5,7 @@
 package models
 
 import (
+	"context"
 	"time"
 
 	"code.gitea.io/gitea/models/db"
@@ -41,16 +42,17 @@ func (t *TrackedTime) AfterLoad() {
 
 // LoadAttributes load Issue, User
 func (t *TrackedTime) LoadAttributes() (err error) {
-	return t.loadAttributes(db.GetEngine(db.DefaultContext))
+	return t.loadAttributes(db.DefaultContext)
 }
 
-func (t *TrackedTime) loadAttributes(e db.Engine) (err error) {
+func (t *TrackedTime) loadAttributes(ctx context.Context) (err error) {
+	e := db.GetEngine(ctx)
 	if t.Issue == nil {
 		t.Issue, err = getIssueByID(e, t.IssueID)
 		if err != nil {
 			return
 		}
-		err = t.Issue.loadRepo(e)
+		err = t.Issue.loadRepo(ctx)
 		if err != nil {
 			return
 		}
@@ -167,7 +169,7 @@ func AddTime(user *user_model.User, issue *Issue, amount int64, created time.Tim
 		return nil, err
 	}
 
-	if err := issue.loadRepo(sess); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return nil, err
 	}
 
@@ -251,7 +253,7 @@ func DeleteIssueUserTimes(issue *Issue, user *user_model.User) error {
 		return ErrNotExist{}
 	}
 
-	if err := issue.loadRepo(sess); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return err
 	}
 	if _, err := createComment(ctx, &CreateCommentOptions{
@@ -274,13 +276,12 @@ func DeleteTime(t *TrackedTime) error {
 		return err
 	}
 	defer committer.Close()
-	sess := db.GetEngine(ctx)
 
-	if err := t.loadAttributes(sess); err != nil {
+	if err := t.loadAttributes(ctx); err != nil {
 		return err
 	}
 
-	if err := deleteTime(sess, t); err != nil {
+	if err := deleteTime(db.GetEngine(ctx), t); err != nil {
 		return err
 	}
 
diff --git a/models/issue_user.go b/models/issue_user.go
index b112441e5b..0b1f8204ba 100644
--- a/models/issue_user.go
+++ b/models/issue_user.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 )
 
 // IssueUser represents an issue-user relation.
@@ -24,8 +25,8 @@ func init() {
 	db.RegisterModel(new(IssueUser))
 }
 
-func newIssueUsers(e db.Engine, repo *Repository, issue *Issue) error {
-	assignees, err := repo.getAssignees(e)
+func newIssueUsers(ctx context.Context, repo *repo_model.Repository, issue *Issue) error {
+	assignees, err := getRepoAssignees(ctx, repo)
 	if err != nil {
 		return fmt.Errorf("getAssignees: %v", err)
 	}
@@ -50,10 +51,7 @@ func newIssueUsers(e db.Engine, repo *Repository, issue *Issue) error {
 		})
 	}
 
-	if _, err = e.Insert(issueUsers); err != nil {
-		return err
-	}
-	return nil
+	return db.Insert(ctx, issueUsers)
 }
 
 // UpdateIssueUserByRead updates issue-user relation for reading.
diff --git a/models/issue_user_test.go b/models/issue_user_test.go
index daa68d731e..946da6e18d 100644
--- a/models/issue_user_test.go
+++ b/models/issue_user_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 
 	"github.com/stretchr/testify/assert"
@@ -16,7 +17,7 @@ import (
 func Test_newIssueUsers(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	newIssue := &Issue{
 		RepoID:   repo.ID,
 		PosterID: 4,
@@ -28,7 +29,7 @@ func Test_newIssueUsers(t *testing.T) {
 	// artificially insert new issue
 	unittest.AssertSuccessfulInsert(t, newIssue)
 
-	assert.NoError(t, newIssueUsers(db.GetEngine(db.DefaultContext), repo, newIssue))
+	assert.NoError(t, newIssueUsers(db.DefaultContext, repo, newIssue))
 
 	// issue_user table should now have entries for new issue
 	unittest.AssertExistsAndLoadBean(t, &IssueUser{IssueID: newIssue.ID, UID: newIssue.PosterID})
diff --git a/models/issue_xref.go b/models/issue_xref.go
index ceaff62be1..fdabedf29a 100644
--- a/models/issue_xref.go
+++ b/models/issue_xref.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/references"
@@ -79,7 +80,7 @@ func (issue *Issue) addCrossReferences(stdCtx context.Context, doer *user_model.
 
 func (issue *Issue) createCrossReferences(stdCtx context.Context, ctx *crossReferencesContext, plaincontent, mdcontent string) error {
 	e := db.GetEngine(stdCtx)
-	xreflist, err := ctx.OrigIssue.getCrossReferences(e, ctx, plaincontent, mdcontent)
+	xreflist, err := ctx.OrigIssue.getCrossReferences(stdCtx, ctx, plaincontent, mdcontent)
 	if err != nil {
 		return err
 	}
@@ -136,35 +137,34 @@ func (issue *Issue) createCrossReferences(stdCtx context.Context, ctx *crossRefe
 	return nil
 }
 
-func (issue *Issue) getCrossReferences(e db.Engine, ctx *crossReferencesContext, plaincontent, mdcontent string) ([]*crossReference, error) {
+func (issue *Issue) getCrossReferences(stdCtx context.Context, ctx *crossReferencesContext, plaincontent, mdcontent string) ([]*crossReference, error) {
 	xreflist := make([]*crossReference, 0, 5)
 	var (
-		refRepo   *Repository
+		refRepo   *repo_model.Repository
 		refIssue  *Issue
 		refAction references.XRefAction
 		err       error
 	)
 
 	allrefs := append(references.FindAllIssueReferences(plaincontent), references.FindAllIssueReferencesMarkdown(mdcontent)...)
-
 	for _, ref := range allrefs {
 		if ref.Owner == "" && ref.Name == "" {
 			// Issues in the same repository
-			if err := ctx.OrigIssue.loadRepo(e); err != nil {
+			if err := ctx.OrigIssue.loadRepo(stdCtx); err != nil {
 				return nil, err
 			}
 			refRepo = ctx.OrigIssue.Repo
 		} else {
 			// Issues in other repositories
-			refRepo, err = getRepositoryByOwnerAndName(e, ref.Owner, ref.Name)
+			refRepo, err = repo_model.GetRepositoryByOwnerAndNameCtx(stdCtx, ref.Owner, ref.Name)
 			if err != nil {
-				if IsErrRepoNotExist(err) {
+				if repo_model.IsErrRepoNotExist(err) {
 					continue
 				}
 				return nil, err
 			}
 		}
-		if refIssue, refAction, err = ctx.OrigIssue.verifyReferencedIssue(e, ctx, refRepo, ref); err != nil {
+		if refIssue, refAction, err = ctx.OrigIssue.verifyReferencedIssue(stdCtx, ctx, refRepo, ref); err != nil {
 			return nil, err
 		}
 		if refIssue != nil {
@@ -194,15 +194,16 @@ func (issue *Issue) updateCrossReferenceList(list []*crossReference, xref *cross
 }
 
 // verifyReferencedIssue will check if the referenced issue exists, and whether the doer has permission to do what
-func (issue *Issue) verifyReferencedIssue(e db.Engine, ctx *crossReferencesContext, repo *Repository,
+func (issue *Issue) verifyReferencedIssue(stdCtx context.Context, ctx *crossReferencesContext, repo *repo_model.Repository,
 	ref references.IssueReference) (*Issue, references.XRefAction, error) {
 	refIssue := &Issue{RepoID: repo.ID, Index: ref.Index}
 	refAction := ref.Action
+	e := db.GetEngine(stdCtx)
 
 	if has, _ := e.Get(refIssue); !has {
 		return nil, references.XRefActionNone, nil
 	}
-	if err := refIssue.loadRepo(e); err != nil {
+	if err := refIssue.loadRepo(stdCtx); err != nil {
 		return nil, references.XRefActionNone, err
 	}
 
@@ -213,7 +214,7 @@ func (issue *Issue) verifyReferencedIssue(e db.Engine, ctx *crossReferencesConte
 
 	// Check doer permissions; set action to None if the doer can't change the destination
 	if refIssue.RepoID != ctx.OrigIssue.RepoID || ref.Action != references.XRefActionNone {
-		perm, err := getUserRepoPermission(e, refIssue.Repo, ctx.Doer)
+		perm, err := getUserRepoPermission(stdCtx, refIssue.Repo, ctx.Doer)
 		if err != nil {
 			return nil, references.XRefActionNone, err
 		}
@@ -280,7 +281,7 @@ func (comment *Comment) LoadRefIssue() (err error) {
 	}
 	comment.RefIssue, err = GetIssueByID(comment.RefIssueID)
 	if err == nil {
-		err = comment.RefIssue.loadRepo(db.GetEngine(db.DefaultContext))
+		err = comment.RefIssue.loadRepo(db.DefaultContext)
 	}
 	return
 }
diff --git a/models/issue_xref_test.go b/models/issue_xref_test.go
index 06f937c80d..9b1cb5e2d5 100644
--- a/models/issue_xref_test.go
+++ b/models/issue_xref_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/references"
@@ -126,7 +127,7 @@ func TestXRef_ResolveCrossReferences(t *testing.T) {
 }
 
 func testCreateIssue(t *testing.T, repo, doer int64, title, content string, ispull bool) *Issue {
-	r := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repo}).(*Repository)
+	r := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repo}).(*repo_model.Repository)
 	d := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: doer}).(*user_model.User)
 
 	idx, err := db.GetNextResourceIndex("issue_index", r.ID)
@@ -157,7 +158,7 @@ func testCreateIssue(t *testing.T, repo, doer int64, title, content string, ispu
 }
 
 func testCreatePR(t *testing.T, repo, doer int64, title, content string) *PullRequest {
-	r := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repo}).(*Repository)
+	r := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repo}).(*repo_model.Repository)
 	d := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: doer}).(*user_model.User)
 	i := &Issue{RepoID: r.ID, PosterID: d.ID, Poster: d, Title: title, Content: content, IsPull: true}
 	pr := &PullRequest{HeadRepoID: repo, BaseRepoID: repo, HeadBranch: "head", BaseBranch: "base", Status: PullRequestStatusMergeable}
diff --git a/models/lfs.go b/models/lfs.go
index da5e61ed0b..56924ffcf2 100644
--- a/models/lfs.go
+++ b/models/lfs.go
@@ -5,9 +5,11 @@
 package models
 
 import (
+	"context"
 	"errors"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/lfs"
 	"code.gitea.io/gitea/modules/timeutil"
@@ -71,12 +73,12 @@ func NewLFSMetaObject(m *LFSMetaObject) (*LFSMetaObject, error) {
 // GetLFSMetaObjectByOid selects a LFSMetaObject entry from database by its OID.
 // It may return ErrLFSObjectNotExist or a database error. If the error is nil,
 // the returned pointer is a valid LFSMetaObject.
-func (repo *Repository) GetLFSMetaObjectByOid(oid string) (*LFSMetaObject, error) {
+func GetLFSMetaObjectByOid(repoID int64, oid string) (*LFSMetaObject, error) {
 	if len(oid) == 0 {
 		return nil, ErrLFSObjectNotExist
 	}
 
-	m := &LFSMetaObject{Pointer: lfs.Pointer{Oid: oid}, RepositoryID: repo.ID}
+	m := &LFSMetaObject{Pointer: lfs.Pointer{Oid: oid}, RepositoryID: repoID}
 	has, err := db.GetEngine(db.DefaultContext).Get(m)
 	if err != nil {
 		return nil, err
@@ -88,7 +90,7 @@ func (repo *Repository) GetLFSMetaObjectByOid(oid string) (*LFSMetaObject, error
 
 // RemoveLFSMetaObjectByOid removes a LFSMetaObject entry from database by its OID.
 // It may return ErrLFSObjectNotExist or a database error.
-func (repo *Repository) RemoveLFSMetaObjectByOid(oid string) (int64, error) {
+func RemoveLFSMetaObjectByOid(repoID int64, oid string) (int64, error) {
 	if len(oid) == 0 {
 		return 0, ErrLFSObjectNotExist
 	}
@@ -99,7 +101,7 @@ func (repo *Repository) RemoveLFSMetaObjectByOid(oid string) (int64, error) {
 	}
 	defer committer.Close()
 
-	m := &LFSMetaObject{Pointer: lfs.Pointer{Oid: oid}, RepositoryID: repo.ID}
+	m := &LFSMetaObject{Pointer: lfs.Pointer{Oid: oid}, RepositoryID: repoID}
 	if _, err := db.DeleteByBean(ctx, m); err != nil {
 		return -1, err
 	}
@@ -113,7 +115,7 @@ func (repo *Repository) RemoveLFSMetaObjectByOid(oid string) (int64, error) {
 }
 
 // GetLFSMetaObjects returns all LFSMetaObjects associated with a repository
-func (repo *Repository) GetLFSMetaObjects(page, pageSize int) ([]*LFSMetaObject, error) {
+func GetLFSMetaObjects(repoID int64, page, pageSize int) ([]*LFSMetaObject, error) {
 	sess := db.GetEngine(db.DefaultContext)
 
 	if page >= 0 && pageSize > 0 {
@@ -124,12 +126,12 @@ func (repo *Repository) GetLFSMetaObjects(page, pageSize int) ([]*LFSMetaObject,
 		sess.Limit(pageSize, start)
 	}
 	lfsObjects := make([]*LFSMetaObject, 0, pageSize)
-	return lfsObjects, sess.Find(&lfsObjects, &LFSMetaObject{RepositoryID: repo.ID})
+	return lfsObjects, sess.Find(&lfsObjects, &LFSMetaObject{RepositoryID: repoID})
 }
 
 // CountLFSMetaObjects returns a count of all LFSMetaObjects associated with a repository
-func (repo *Repository) CountLFSMetaObjects() (int64, error) {
-	return db.GetEngine(db.DefaultContext).Count(&LFSMetaObject{RepositoryID: repo.ID})
+func CountLFSMetaObjects(repoID int64) (int64, error) {
+	return db.GetEngine(db.DefaultContext).Count(&LFSMetaObject{RepositoryID: repoID})
 }
 
 // LFSObjectAccessible checks if a provided Oid is accessible to the user
@@ -202,3 +204,21 @@ func IterateLFS(f func(mo *LFSMetaObject) error) error {
 		}
 	}
 }
+
+// CopyLFS copies LFS data from one repo to another
+func CopyLFS(ctx context.Context, newRepo, oldRepo *repo_model.Repository) error {
+	var lfsObjects []*LFSMetaObject
+	if err := db.GetEngine(ctx).Where("repository_id=?", oldRepo.ID).Find(&lfsObjects); err != nil {
+		return err
+	}
+
+	for _, v := range lfsObjects {
+		v.ID = 0
+		v.RepositoryID = newRepo.ID
+		if _, err := db.GetEngine(ctx).Insert(v); err != nil {
+			return err
+		}
+	}
+
+	return nil
+}
diff --git a/models/lfs_lock.go b/models/lfs_lock.go
index 7cd8e1279b..a77dd24e9f 100644
--- a/models/lfs_lock.go
+++ b/models/lfs_lock.go
@@ -12,21 +12,19 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
-	"code.gitea.io/gitea/modules/log"
-
-	"xorm.io/xorm"
+	"code.gitea.io/gitea/modules/setting"
 )
 
 // LFSLock represents a git lfs lock of repository.
 type LFSLock struct {
-	ID      int64       `xorm:"pk autoincr"`
-	Repo    *Repository `xorm:"-"`
-	RepoID  int64       `xorm:"INDEX NOT NULL"`
-	OwnerID int64       `xorm:"INDEX NOT NULL"`
-	Path    string      `xorm:"TEXT"`
-	Created time.Time   `xorm:"created"`
+	ID      int64     `xorm:"pk autoincr"`
+	RepoID  int64     `xorm:"INDEX NOT NULL"`
+	OwnerID int64     `xorm:"INDEX NOT NULL"`
+	Path    string    `xorm:"TEXT"`
+	Created time.Time `xorm:"created"`
 }
 
 func init() {
@@ -35,33 +33,24 @@ func init() {
 
 // BeforeInsert is invoked from XORM before inserting an object of this type.
 func (l *LFSLock) BeforeInsert() {
-	l.RepoID = l.Repo.ID
 	l.Path = cleanPath(l.Path)
 }
 
-// AfterLoad is invoked from XORM after setting the values of all fields of this object.
-func (l *LFSLock) AfterLoad(session *xorm.Session) {
-	var err error
-	l.Repo, err = getRepositoryByID(session, l.RepoID)
-	if err != nil {
-		log.Error("LFS lock AfterLoad failed RepoId[%d] not found: %v", l.RepoID, err)
-	}
-}
-
 func cleanPath(p string) string {
 	return path.Clean("/" + p)[1:]
 }
 
 // CreateLFSLock creates a new lock.
-func CreateLFSLock(lock *LFSLock) (*LFSLock, error) {
-	err := CheckLFSAccessForRepo(lock.OwnerID, lock.Repo, perm.AccessModeWrite)
+func CreateLFSLock(repo *repo_model.Repository, lock *LFSLock) (*LFSLock, error) {
+	err := CheckLFSAccessForRepo(lock.OwnerID, repo, perm.AccessModeWrite)
 	if err != nil {
 		return nil, err
 	}
 
 	lock.Path = cleanPath(lock.Path)
+	lock.RepoID = repo.ID
 
-	l, err := GetLFSLock(lock.Repo, lock.Path)
+	l, err := GetLFSLock(repo, lock.Path)
 	if err == nil {
 		return l, ErrLFSLockAlreadyExist{lock.RepoID, lock.Path}
 	}
@@ -69,12 +58,12 @@ func CreateLFSLock(lock *LFSLock) (*LFSLock, error) {
 		return nil, err
 	}
 
-	_, err = db.GetEngine(db.DefaultContext).InsertOne(lock)
+	err = db.Insert(db.DefaultContext, lock)
 	return lock, err
 }
 
 // GetLFSLock returns release by given path.
-func GetLFSLock(repo *Repository, path string) (*LFSLock, error) {
+func GetLFSLock(repo *repo_model.Repository, path string) (*LFSLock, error) {
 	path = cleanPath(path)
 	rel := &LFSLock{RepoID: repo.ID}
 	has, err := db.GetEngine(db.DefaultContext).Where("lower(path) = ?", strings.ToLower(path)).Get(rel)
@@ -113,19 +102,37 @@ func GetLFSLockByRepoID(repoID int64, page, pageSize int) ([]*LFSLock, error) {
 	return lfsLocks, e.Find(&lfsLocks, &LFSLock{RepoID: repoID})
 }
 
+// GetTreePathLock returns LSF lock for the treePath
+func GetTreePathLock(repoID int64, treePath string) (*LFSLock, error) {
+	if !setting.LFS.StartServer {
+		return nil, nil
+	}
+
+	locks, err := GetLFSLockByRepoID(repoID, 0, 0)
+	if err != nil {
+		return nil, err
+	}
+	for _, lock := range locks {
+		if lock.Path == treePath {
+			return lock, nil
+		}
+	}
+	return nil, nil
+}
+
 // CountLFSLockByRepoID returns a count of all LFSLocks associated with a repository.
 func CountLFSLockByRepoID(repoID int64) (int64, error) {
 	return db.GetEngine(db.DefaultContext).Count(&LFSLock{RepoID: repoID})
 }
 
 // DeleteLFSLockByID deletes a lock by given ID.
-func DeleteLFSLockByID(id int64, u *user_model.User, force bool) (*LFSLock, error) {
+func DeleteLFSLockByID(id int64, repo *repo_model.Repository, u *user_model.User, force bool) (*LFSLock, error) {
 	lock, err := GetLFSLockByID(id)
 	if err != nil {
 		return nil, err
 	}
 
-	err = CheckLFSAccessForRepo(u.ID, lock.Repo, perm.AccessModeWrite)
+	err = CheckLFSAccessForRepo(u.ID, repo, perm.AccessModeWrite)
 	if err != nil {
 		return nil, err
 	}
@@ -139,7 +146,7 @@ func DeleteLFSLockByID(id int64, u *user_model.User, force bool) (*LFSLock, erro
 }
 
 // CheckLFSAccessForRepo check needed access mode base on action
-func CheckLFSAccessForRepo(ownerID int64, repo *Repository, mode perm.AccessMode) error {
+func CheckLFSAccessForRepo(ownerID int64, repo *repo_model.Repository, mode perm.AccessMode) error {
 	if ownerID == 0 {
 		return ErrLFSUnauthorizedAction{repo.ID, "undefined", mode}
 	}
diff --git a/models/main_test.go b/models/main_test.go
index 87e59f5b11..20107eab1e 100644
--- a/models/main_test.go
+++ b/models/main_test.go
@@ -7,6 +7,7 @@ package models
 import (
 	"testing"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -18,7 +19,7 @@ func TestFixturesAreConsistent(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	unittest.CheckConsistencyFor(t,
 		&user_model.User{},
-		&Repository{},
+		&repo_model.Repository{},
 		&Issue{},
 		&PullRequest{},
 		&Milestone{},
diff --git a/models/notification.go b/models/notification.go
index ef8a1e83b8..b71973823a 100644
--- a/models/notification.go
+++ b/models/notification.go
@@ -11,6 +11,7 @@ import (
 	"strconv"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
@@ -63,10 +64,10 @@ type Notification struct {
 
 	UpdatedBy int64 `xorm:"INDEX NOT NULL"`
 
-	Issue      *Issue           `xorm:"-"`
-	Repository *Repository      `xorm:"-"`
-	Comment    *Comment         `xorm:"-"`
-	User       *user_model.User `xorm:"-"`
+	Issue      *Issue                 `xorm:"-"`
+	Repository *repo_model.Repository `xorm:"-"`
+	Comment    *Comment               `xorm:"-"`
+	User       *user_model.User       `xorm:"-"`
 
 	CreatedUnix timeutil.TimeStamp `xorm:"created INDEX NOT NULL"`
 	UpdatedUnix timeutil.TimeStamp `xorm:"updated INDEX NOT NULL"`
@@ -140,7 +141,7 @@ func CountNotifications(opts *FindNotificationOptions) (int64, error) {
 }
 
 // CreateRepoTransferNotification creates  notification for the user a repository was transferred to
-func CreateRepoTransferNotification(doer, newOwner *user_model.User, repo *Repository) error {
+func CreateRepoTransferNotification(doer, newOwner *user_model.User, repo *repo_model.Repository) error {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
@@ -190,14 +191,15 @@ func CreateOrUpdateIssueNotifications(issueID, commentID, notificationAuthorID,
 	}
 	defer committer.Close()
 
-	if err := createOrUpdateIssueNotifications(db.GetEngine(ctx), issueID, commentID, notificationAuthorID, receiverID); err != nil {
+	if err := createOrUpdateIssueNotifications(ctx, issueID, commentID, notificationAuthorID, receiverID); err != nil {
 		return err
 	}
 
 	return committer.Commit()
 }
 
-func createOrUpdateIssueNotifications(e db.Engine, issueID, commentID, notificationAuthorID, receiverID int64) error {
+func createOrUpdateIssueNotifications(ctx context.Context, issueID, commentID, notificationAuthorID, receiverID int64) error {
+	e := db.GetEngine(ctx)
 	// init
 	var toNotify map[int64]struct{}
 	notifications, err := getNotificationsByIssueID(e, issueID)
@@ -251,7 +253,7 @@ func createOrUpdateIssueNotifications(e db.Engine, issueID, commentID, notificat
 		}
 	}
 
-	err = issue.loadRepo(e)
+	err = issue.loadRepo(ctx)
 	if err != nil {
 		return err
 	}
@@ -267,10 +269,10 @@ func createOrUpdateIssueNotifications(e db.Engine, issueID, commentID, notificat
 
 			return err
 		}
-		if issue.IsPull && !issue.Repo.checkUnitUser(e, user, unit.TypePullRequests) {
+		if issue.IsPull && !checkRepoUnitUser(ctx, issue.Repo, user, unit.TypePullRequests) {
 			continue
 		}
-		if !issue.IsPull && !issue.Repo.checkUnitUser(e, user, unit.TypeIssues) {
+		if !issue.IsPull && !checkRepoUnitUser(ctx, issue.Repo, user, unit.TypeIssues) {
 			continue
 		}
 
@@ -399,7 +401,7 @@ func (n *Notification) LoadAttributes() (err error) {
 
 func (n *Notification) loadAttributes(ctx context.Context) (err error) {
 	e := db.GetEngine(ctx)
-	if err = n.loadRepo(e); err != nil {
+	if err = n.loadRepo(ctx); err != nil {
 		return
 	}
 	if err = n.loadIssue(ctx); err != nil {
@@ -414,9 +416,9 @@ func (n *Notification) loadAttributes(ctx context.Context) (err error) {
 	return
 }
 
-func (n *Notification) loadRepo(e db.Engine) (err error) {
+func (n *Notification) loadRepo(ctx context.Context) (err error) {
 	if n.Repository == nil {
-		n.Repository, err = getRepositoryByID(e, n.RepoID)
+		n.Repository, err = repo_model.GetRepositoryByIDCtx(ctx, n.RepoID)
 		if err != nil {
 			return fmt.Errorf("getRepositoryByID [%d]: %v", n.RepoID, err)
 		}
@@ -462,8 +464,8 @@ func (n *Notification) loadUser(e db.Engine) (err error) {
 }
 
 // GetRepo returns the repo of the notification
-func (n *Notification) GetRepo() (*Repository, error) {
-	return n.Repository, n.loadRepo(db.GetEngine(db.DefaultContext))
+func (n *Notification) GetRepo() (*repo_model.Repository, error) {
+	return n.Repository, n.loadRepo(db.DefaultContext)
 }
 
 // GetIssue returns the issue of the notification
@@ -526,7 +528,7 @@ func (nl NotificationList) LoadRepos() (RepositoryList, []int, error) {
 	}
 
 	repoIDs := nl.getPendingRepoIDs()
-	repos := make(map[int64]*Repository, len(repoIDs))
+	repos := make(map[int64]*repo_model.Repository, len(repoIDs))
 	left := len(repoIDs)
 	for left > 0 {
 		limit := defaultMaxInSize
@@ -535,13 +537,13 @@ func (nl NotificationList) LoadRepos() (RepositoryList, []int, error) {
 		}
 		rows, err := db.GetEngine(db.DefaultContext).
 			In("id", repoIDs[:limit]).
-			Rows(new(Repository))
+			Rows(new(repo_model.Repository))
 		if err != nil {
 			return nil, nil, err
 		}
 
 		for rows.Next() {
-			var repo Repository
+			var repo repo_model.Repository
 			err = rows.Scan(&repo)
 			if err != nil {
 				rows.Close()
diff --git a/models/org.go b/models/org.go
index becfa4cb05..e5cd80ab78 100644
--- a/models/org.go
+++ b/models/org.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
@@ -904,8 +905,8 @@ func (org *Organization) GetUserTeams(userID int64) ([]*Team, error) {
 type AccessibleReposEnvironment interface {
 	CountRepos() (int64, error)
 	RepoIDs(page, pageSize int) ([]int64, error)
-	Repos(page, pageSize int) ([]*Repository, error)
-	MirrorRepos() ([]*Repository, error)
+	Repos(page, pageSize int) ([]*repo_model.Repository, error)
+	MirrorRepos() ([]*repo_model.Repository, error)
 	AddKeyword(keyword string)
 	SetSort(db.SearchOrderBy)
 }
@@ -987,7 +988,7 @@ func (env *accessibleReposEnv) CountRepos() (int64, error) {
 		Join("INNER", "team_repo", "`team_repo`.repo_id=`repository`.id").
 		Where(env.cond()).
 		Distinct("`repository`.id").
-		Count(&Repository{})
+		Count(&repo_model.Repository{})
 	if err != nil {
 		return 0, fmt.Errorf("count user repositories in organization: %v", err)
 	}
@@ -1011,13 +1012,13 @@ func (env *accessibleReposEnv) RepoIDs(page, pageSize int) ([]int64, error) {
 		Find(&repoIDs)
 }
 
-func (env *accessibleReposEnv) Repos(page, pageSize int) ([]*Repository, error) {
+func (env *accessibleReposEnv) Repos(page, pageSize int) ([]*repo_model.Repository, error) {
 	repoIDs, err := env.RepoIDs(page, pageSize)
 	if err != nil {
 		return nil, fmt.Errorf("GetUserRepositoryIDs: %v", err)
 	}
 
-	repos := make([]*Repository, 0, len(repoIDs))
+	repos := make([]*repo_model.Repository, 0, len(repoIDs))
 	if len(repoIDs) == 0 {
 		return repos, nil
 	}
@@ -1040,13 +1041,13 @@ func (env *accessibleReposEnv) MirrorRepoIDs() ([]int64, error) {
 		Find(&repoIDs)
 }
 
-func (env *accessibleReposEnv) MirrorRepos() ([]*Repository, error) {
+func (env *accessibleReposEnv) MirrorRepos() ([]*repo_model.Repository, error) {
 	repoIDs, err := env.MirrorRepoIDs()
 	if err != nil {
 		return nil, fmt.Errorf("MirrorRepoIDs: %v", err)
 	}
 
-	repos := make([]*Repository, 0, len(repoIDs))
+	repos := make([]*repo_model.Repository, 0, len(repoIDs))
 	if len(repoIDs) == 0 {
 		return repos, nil
 	}
diff --git a/models/org_team.go b/models/org_team.go
index dc16fa5030..c42312323c 100644
--- a/models/org_team.go
+++ b/models/org_team.go
@@ -14,6 +14,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
@@ -32,8 +33,8 @@ type Team struct {
 	Name                    string
 	Description             string
 	Authorize               perm.AccessMode
-	Repos                   []*Repository      `xorm:"-"`
-	Members                 []*user_model.User `xorm:"-"`
+	Repos                   []*repo_model.Repository `xorm:"-"`
+	Members                 []*user_model.User       `xorm:"-"`
 	NumRepos                int
 	NumMembers              int
 	Units                   []*TeamUnit `xorm:"-"`
@@ -215,7 +216,8 @@ func (t *Team) HasRepository(repoID int64) bool {
 	return t.hasRepository(db.GetEngine(db.DefaultContext), repoID)
 }
 
-func (t *Team) addRepository(e db.Engine, repo *Repository) (err error) {
+func (t *Team) addRepository(ctx context.Context, repo *repo_model.Repository) (err error) {
+	e := db.GetEngine(ctx)
 	if err = addTeamRepo(e, t.OrgID, t.ID, repo.ID); err != nil {
 		return err
 	}
@@ -226,7 +228,7 @@ func (t *Team) addRepository(e db.Engine, repo *Repository) (err error) {
 
 	t.NumRepos++
 
-	if err = repo.recalculateTeamAccesses(e, 0); err != nil {
+	if err = recalculateTeamAccesses(ctx, repo, 0); err != nil {
 		return fmt.Errorf("recalculateAccesses: %v", err)
 	}
 
@@ -247,15 +249,16 @@ func (t *Team) addRepository(e db.Engine, repo *Repository) (err error) {
 
 // addAllRepositories adds all repositories to the team.
 // If the team already has some repositories they will be left unchanged.
-func (t *Team) addAllRepositories(e db.Engine) error {
-	var orgRepos []Repository
+func (t *Team) addAllRepositories(ctx context.Context) error {
+	var orgRepos []repo_model.Repository
+	e := db.GetEngine(ctx)
 	if err := e.Where("owner_id = ?", t.OrgID).Find(&orgRepos); err != nil {
 		return fmt.Errorf("get org repos: %v", err)
 	}
 
 	for _, repo := range orgRepos {
 		if !t.hasRepository(e, repo.ID) {
-			if err := t.addRepository(e, &repo); err != nil {
+			if err := t.addRepository(ctx, &repo); err != nil {
 				return fmt.Errorf("addRepository: %v", err)
 			}
 		}
@@ -272,7 +275,7 @@ func (t *Team) AddAllRepositories() (err error) {
 	}
 	defer committer.Close()
 
-	if err = t.addAllRepositories(db.GetEngine(ctx)); err != nil {
+	if err = t.addAllRepositories(ctx); err != nil {
 		return err
 	}
 
@@ -280,7 +283,7 @@ func (t *Team) AddAllRepositories() (err error) {
 }
 
 // AddRepository adds new repository to team of organization.
-func (t *Team) AddRepository(repo *Repository) (err error) {
+func (t *Team) AddRepository(repo *repo_model.Repository) (err error) {
 	if repo.OwnerID != t.OrgID {
 		return errors.New("Repository does not belong to organization")
 	} else if t.HasRepository(repo.ID) {
@@ -293,7 +296,7 @@ func (t *Team) AddRepository(repo *Repository) (err error) {
 	}
 	defer committer.Close()
 
-	if err = t.addRepository(db.GetEngine(ctx), repo); err != nil {
+	if err = t.addRepository(ctx, repo); err != nil {
 		return err
 	}
 
@@ -312,7 +315,7 @@ func (t *Team) RemoveAllRepositories() (err error) {
 	}
 	defer committer.Close()
 
-	if err = t.removeAllRepositories(db.GetEngine(ctx)); err != nil {
+	if err = t.removeAllRepositories(ctx); err != nil {
 		return err
 	}
 
@@ -321,16 +324,17 @@ func (t *Team) RemoveAllRepositories() (err error) {
 
 // removeAllRepositories removes all repositories from team and recalculates access
 // Note: Shall not be called if team includes all repositories
-func (t *Team) removeAllRepositories(e db.Engine) (err error) {
+func (t *Team) removeAllRepositories(ctx context.Context) (err error) {
+	e := db.GetEngine(ctx)
 	// Delete all accesses.
 	for _, repo := range t.Repos {
-		if err := repo.recalculateTeamAccesses(e, t.ID); err != nil {
+		if err := recalculateTeamAccesses(ctx, repo, t.ID); err != nil {
 			return err
 		}
 
 		// Remove watches from all users and now unaccessible repos
 		for _, user := range t.Members {
-			has, err := hasAccess(e, user.ID, repo)
+			has, err := hasAccess(ctx, user.ID, repo)
 			if err != nil {
 				return err
 			} else if has {
@@ -365,7 +369,8 @@ func (t *Team) removeAllRepositories(e db.Engine) (err error) {
 
 // removeRepository removes a repository from a team and recalculates access
 // Note: Repository shall not be removed from team if it includes all repositories (unless the repository is deleted)
-func (t *Team) removeRepository(e db.Engine, repo *Repository, recalculate bool) (err error) {
+func (t *Team) removeRepository(ctx context.Context, repo *repo_model.Repository, recalculate bool) (err error) {
+	e := db.GetEngine(ctx)
 	if err = removeTeamRepo(e, t.ID, repo.ID); err != nil {
 		return err
 	}
@@ -377,7 +382,7 @@ func (t *Team) removeRepository(e db.Engine, repo *Repository, recalculate bool)
 
 	// Don't need to recalculate when delete a repository from organization.
 	if recalculate {
-		if err = repo.recalculateTeamAccesses(e, t.ID); err != nil {
+		if err = recalculateTeamAccesses(ctx, repo, t.ID); err != nil {
 			return err
 		}
 	}
@@ -387,7 +392,7 @@ func (t *Team) removeRepository(e db.Engine, repo *Repository, recalculate bool)
 		return fmt.Errorf("getTeamUsersByTeamID: %v", err)
 	}
 	for _, teamUser := range teamUsers {
-		has, err := hasAccess(e, teamUser.UID, repo)
+		has, err := hasAccess(ctx, teamUser.UID, repo)
 		if err != nil {
 			return err
 		} else if has {
@@ -418,7 +423,7 @@ func (t *Team) RemoveRepository(repoID int64) error {
 		return nil
 	}
 
-	repo, err := GetRepositoryByID(repoID)
+	repo, err := repo_model.GetRepositoryByID(repoID)
 	if err != nil {
 		return err
 	}
@@ -429,7 +434,7 @@ func (t *Team) RemoveRepository(repoID int64) error {
 	}
 	defer committer.Close()
 
-	if err = t.removeRepository(db.GetEngine(ctx), repo, true); err != nil {
+	if err = t.removeRepository(ctx, repo, true); err != nil {
 		return err
 	}
 
@@ -517,7 +522,7 @@ func NewTeam(t *Team) (err error) {
 
 	// Add all repositories to the team if it has access to all of them.
 	if t.IncludesAllRepositories {
-		err = t.addAllRepositories(db.GetEngine(ctx))
+		err = t.addAllRepositories(ctx)
 		if err != nil {
 			return fmt.Errorf("addAllRepositories: %v", err)
 		}
@@ -660,7 +665,7 @@ func UpdateTeam(t *Team, authChanged, includeAllChanged bool) (err error) {
 		}
 
 		for _, repo := range t.Repos {
-			if err = repo.recalculateTeamAccesses(sess, 0); err != nil {
+			if err = recalculateTeamAccesses(ctx, repo, 0); err != nil {
 				return fmt.Errorf("recalculateTeamAccesses: %v", err)
 			}
 		}
@@ -668,7 +673,7 @@ func UpdateTeam(t *Team, authChanged, includeAllChanged bool) (err error) {
 
 	// Add all repositories to the team if it has access to all of them.
 	if includeAllChanged && t.IncludesAllRepositories {
-		err = t.addAllRepositories(sess)
+		err = t.addAllRepositories(ctx)
 		if err != nil {
 			return fmt.Errorf("addAllRepositories: %v", err)
 		}
@@ -695,7 +700,7 @@ func DeleteTeam(t *Team) error {
 		return err
 	}
 
-	if err := t.removeAllRepositories(sess); err != nil {
+	if err := t.removeAllRepositories(ctx); err != nil {
 		return err
 	}
 
@@ -848,7 +853,7 @@ func AddTeamMember(team *Team, userID int64) error {
 
 	// Give access to team repositories.
 	for _, repo := range team.Repos {
-		if err := repo.recalculateUserAccess(sess, userID); err != nil {
+		if err := recalculateUserAccess(ctx, repo, userID); err != nil {
 			return err
 		}
 		if setting.Service.AutoWatchNewRepos {
@@ -894,17 +899,17 @@ func removeTeamMember(ctx context.Context, team *Team, userID int64) error {
 
 	// Delete access to team repositories.
 	for _, repo := range team.Repos {
-		if err := repo.recalculateUserAccess(e, userID); err != nil {
+		if err := recalculateUserAccess(ctx, repo, userID); err != nil {
 			return err
 		}
 
 		// Remove watches from now unaccessible
-		if err := repo.reconsiderWatches(e, userID); err != nil {
+		if err := reconsiderWatches(ctx, repo, userID); err != nil {
 			return err
 		}
 
 		// Remove issue assignments from now unaccessible
-		if err := repo.reconsiderIssueAssignees(e, userID); err != nil {
+		if err := reconsiderRepoIssuesAssignee(ctx, repo, userID); err != nil {
 			return err
 		}
 	}
diff --git a/models/org_team_test.go b/models/org_team_test.go
index 084e376cc9..59b7b6d5a8 100644
--- a/models/org_team_test.go
+++ b/models/org_team_test.go
@@ -10,6 +10,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -124,18 +125,18 @@ func TestTeam_AddRepository(t *testing.T) {
 
 	testSuccess := func(teamID, repoID int64) {
 		team := unittest.AssertExistsAndLoadBean(t, &Team{ID: teamID}).(*Team)
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		assert.NoError(t, team.AddRepository(repo))
 		unittest.AssertExistsAndLoadBean(t, &TeamRepo{TeamID: teamID, RepoID: repoID})
-		unittest.CheckConsistencyFor(t, &Team{ID: teamID}, &Repository{ID: repoID})
+		unittest.CheckConsistencyFor(t, &Team{ID: teamID}, &repo_model.Repository{ID: repoID})
 	}
 	testSuccess(2, 3)
 	testSuccess(2, 5)
 
 	team := unittest.AssertExistsAndLoadBean(t, &Team{ID: 1}).(*Team)
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.Error(t, team.AddRepository(repo))
-	unittest.CheckConsistencyFor(t, &Team{ID: 1}, &Repository{ID: 1})
+	unittest.CheckConsistencyFor(t, &Team{ID: 1}, &repo_model.Repository{ID: 1})
 }
 
 func TestTeam_RemoveRepository(t *testing.T) {
@@ -145,7 +146,7 @@ func TestTeam_RemoveRepository(t *testing.T) {
 		team := unittest.AssertExistsAndLoadBean(t, &Team{ID: teamID}).(*Team)
 		assert.NoError(t, team.RemoveRepository(repoID))
 		unittest.AssertNotExistsBean(t, &TeamRepo{TeamID: teamID, RepoID: repoID})
-		unittest.CheckConsistencyFor(t, &Team{ID: teamID}, &Repository{ID: repoID})
+		unittest.CheckConsistencyFor(t, &Team{ID: teamID}, &repo_model.Repository{ID: repoID})
 	}
 	testSuccess(2, 3)
 	testSuccess(2, 5)
@@ -247,7 +248,7 @@ func TestDeleteTeam(t *testing.T) {
 
 	// check that team members don't have "leftover" access to repos
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	accessMode, err := AccessLevel(user, repo)
 	assert.NoError(t, err)
 	assert.True(t, accessMode < perm.AccessModeWrite)
diff --git a/models/org_test.go b/models/org_test.go
index c24064c5b8..ec324cb71a 100644
--- a/models/org_test.go
+++ b/models/org_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -160,13 +161,13 @@ func TestUser_RemoveMember(t *testing.T) {
 func TestUser_RemoveOrgRepo(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	org := unittest.AssertExistsAndLoadBean(t, &Organization{ID: 3}).(*Organization)
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{OwnerID: org.ID}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{OwnerID: org.ID}).(*repo_model.Repository)
 
 	// remove a repo that does belong to org
 	unittest.AssertExistsAndLoadBean(t, &TeamRepo{RepoID: repo.ID, OrgID: org.ID})
 	assert.NoError(t, org.RemoveOrgRepo(repo.ID))
 	unittest.AssertNotExistsBean(t, &TeamRepo{RepoID: repo.ID, OrgID: org.ID})
-	unittest.AssertExistsAndLoadBean(t, &Repository{ID: repo.ID}) // repo should still exist
+	unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repo.ID}) // repo should still exist
 
 	// remove a repo that does not belong to org
 	assert.NoError(t, org.RemoveOrgRepo(repo.ID))
@@ -177,7 +178,7 @@ func TestUser_RemoveOrgRepo(t *testing.T) {
 	unittest.CheckConsistencyFor(t,
 		&user_model.User{ID: org.ID},
 		&Team{OrgID: org.ID},
-		&Repository{ID: repo.ID})
+		&repo_model.Repository{ID: repo.ID})
 }
 
 func TestCreateOrganization(t *testing.T) {
@@ -541,10 +542,10 @@ func TestAccessibleReposEnv_Repos(t *testing.T) {
 		assert.NoError(t, err)
 		repos, err := env.Repos(1, 100)
 		assert.NoError(t, err)
-		expectedRepos := make([]*Repository, len(expectedRepoIDs))
+		expectedRepos := make([]*repo_model.Repository, len(expectedRepoIDs))
 		for i, repoID := range expectedRepoIDs {
 			expectedRepos[i] = unittest.AssertExistsAndLoadBean(t,
-				&Repository{ID: repoID}).(*Repository)
+				&repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		}
 		assert.Equal(t, expectedRepos, repos)
 	}
@@ -560,10 +561,10 @@ func TestAccessibleReposEnv_MirrorRepos(t *testing.T) {
 		assert.NoError(t, err)
 		repos, err := env.MirrorRepos()
 		assert.NoError(t, err)
-		expectedRepos := make([]*Repository, len(expectedRepoIDs))
+		expectedRepos := make([]*repo_model.Repository, len(expectedRepoIDs))
 		for i, repoID := range expectedRepoIDs {
 			expectedRepos[i] = unittest.AssertExistsAndLoadBean(t,
-				&Repository{ID: repoID}).(*Repository)
+				&repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 		}
 		assert.Equal(t, expectedRepos, repos)
 	}
diff --git a/models/project_issue.go b/models/project_issue.go
index c1421485b0..c7735addcc 100644
--- a/models/project_issue.go
+++ b/models/project_issue.go
@@ -154,7 +154,7 @@ func addUpdateIssueProject(ctx context.Context, issue *Issue, doer *user_model.U
 		return err
 	}
 
-	if err := issue.loadRepo(e); err != nil {
+	if err := issue.loadRepo(ctx); err != nil {
 		return err
 	}
 
diff --git a/models/protected_tag.go b/models/protected_tag.go
index 93318300e8..c9cc0fa1ba 100644
--- a/models/protected_tag.go
+++ b/models/protected_tag.go
@@ -33,6 +33,28 @@ func init() {
 	db.RegisterModel(new(ProtectedTag))
 }
 
+// EnsureCompiledPattern ensures the glob pattern is compiled
+func (pt *ProtectedTag) EnsureCompiledPattern() error {
+	if pt.RegexPattern != nil || pt.GlobPattern != nil {
+		return nil
+	}
+
+	var err error
+	if len(pt.NamePattern) >= 2 && strings.HasPrefix(pt.NamePattern, "/") && strings.HasSuffix(pt.NamePattern, "/") {
+		pt.RegexPattern, err = regexp.Compile(pt.NamePattern[1 : len(pt.NamePattern)-1])
+	} else {
+		pt.GlobPattern, err = glob.Compile(pt.NamePattern)
+	}
+	return err
+}
+
+func (pt *ProtectedTag) matchString(name string) bool {
+	if pt.RegexPattern != nil {
+		return pt.RegexPattern.MatchString(name)
+	}
+	return pt.GlobPattern.Match(name)
+}
+
 // InsertProtectedTag inserts a protected tag to database
 func InsertProtectedTag(pt *ProtectedTag) error {
 	_, err := db.GetEngine(db.DefaultContext).Insert(pt)
@@ -51,23 +73,8 @@ func DeleteProtectedTag(pt *ProtectedTag) error {
 	return err
 }
 
-// EnsureCompiledPattern ensures the glob pattern is compiled
-func (pt *ProtectedTag) EnsureCompiledPattern() error {
-	if pt.RegexPattern != nil || pt.GlobPattern != nil {
-		return nil
-	}
-
-	var err error
-	if len(pt.NamePattern) >= 2 && strings.HasPrefix(pt.NamePattern, "/") && strings.HasSuffix(pt.NamePattern, "/") {
-		pt.RegexPattern, err = regexp.Compile(pt.NamePattern[1 : len(pt.NamePattern)-1])
-	} else {
-		pt.GlobPattern, err = glob.Compile(pt.NamePattern)
-	}
-	return err
-}
-
-// IsUserAllowed returns true if the user is allowed to modify the tag
-func (pt *ProtectedTag) IsUserAllowed(userID int64) (bool, error) {
+// IsUserAllowedModifyTag returns true if the user is allowed to modify the tag
+func IsUserAllowedModifyTag(pt *ProtectedTag, userID int64) (bool, error) {
 	if base.Int64sContains(pt.AllowlistUserIDs, userID) {
 		return true, nil
 	}
@@ -84,9 +91,9 @@ func (pt *ProtectedTag) IsUserAllowed(userID int64) (bool, error) {
 }
 
 // GetProtectedTags gets all protected tags of the repository
-func (repo *Repository) GetProtectedTags() ([]*ProtectedTag, error) {
+func GetProtectedTags(repoID int64) ([]*ProtectedTag, error) {
 	tags := make([]*ProtectedTag, 0)
-	return tags, db.GetEngine(db.DefaultContext).Find(&tags, &ProtectedTag{RepoID: repo.ID})
+	return tags, db.GetEngine(db.DefaultContext).Find(&tags, &ProtectedTag{RepoID: repoID})
 }
 
 // GetProtectedTagByID gets the protected tag with the specific id
@@ -116,7 +123,7 @@ func IsUserAllowedToControlTag(tags []*ProtectedTag, tagName string, userID int6
 			continue
 		}
 
-		isAllowed, err = tag.IsUserAllowed(userID)
+		isAllowed, err = IsUserAllowedModifyTag(tag, userID)
 		if err != nil {
 			return false, err
 		}
@@ -127,10 +134,3 @@ func IsUserAllowedToControlTag(tags []*ProtectedTag, tagName string, userID int6
 
 	return isAllowed, nil
 }
-
-func (pt *ProtectedTag) matchString(name string) bool {
-	if pt.RegexPattern != nil {
-		return pt.RegexPattern.MatchString(name)
-	}
-	return pt.GlobPattern.Match(name)
-}
diff --git a/models/protected_tag_test.go b/models/protected_tag_test.go
index ed838483d2..bbd5086092 100644
--- a/models/protected_tag_test.go
+++ b/models/protected_tag_test.go
@@ -16,29 +16,29 @@ func TestIsUserAllowed(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	pt := &ProtectedTag{}
-	allowed, err := pt.IsUserAllowed(1)
+	allowed, err := IsUserAllowedModifyTag(pt, 1)
 	assert.NoError(t, err)
 	assert.False(t, allowed)
 
 	pt = &ProtectedTag{
 		AllowlistUserIDs: []int64{1},
 	}
-	allowed, err = pt.IsUserAllowed(1)
+	allowed, err = IsUserAllowedModifyTag(pt, 1)
 	assert.NoError(t, err)
 	assert.True(t, allowed)
 
-	allowed, err = pt.IsUserAllowed(2)
+	allowed, err = IsUserAllowedModifyTag(pt, 2)
 	assert.NoError(t, err)
 	assert.False(t, allowed)
 
 	pt = &ProtectedTag{
 		AllowlistTeamIDs: []int64{1},
 	}
-	allowed, err = pt.IsUserAllowed(1)
+	allowed, err = IsUserAllowedModifyTag(pt, 1)
 	assert.NoError(t, err)
 	assert.False(t, allowed)
 
-	allowed, err = pt.IsUserAllowed(2)
+	allowed, err = IsUserAllowedModifyTag(pt, 2)
 	assert.NoError(t, err)
 	assert.True(t, allowed)
 
@@ -46,11 +46,11 @@ func TestIsUserAllowed(t *testing.T) {
 		AllowlistUserIDs: []int64{1},
 		AllowlistTeamIDs: []int64{1},
 	}
-	allowed, err = pt.IsUserAllowed(1)
+	allowed, err = IsUserAllowedModifyTag(pt, 1)
 	assert.NoError(t, err)
 	assert.True(t, allowed)
 
-	allowed, err = pt.IsUserAllowed(2)
+	allowed, err = IsUserAllowedModifyTag(pt, 2)
 	assert.NoError(t, err)
 	assert.True(t, allowed)
 }
diff --git a/models/pull.go b/models/pull.go
index aa58322bce..243d40b1fa 100644
--- a/models/pull.go
+++ b/models/pull.go
@@ -6,11 +6,13 @@
 package models
 
 import (
+	"context"
 	"fmt"
 	"io"
 	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -67,10 +69,10 @@ type PullRequest struct {
 	Issue   *Issue `xorm:"-"`
 	Index   int64
 
-	HeadRepoID      int64       `xorm:"INDEX"`
-	HeadRepo        *Repository `xorm:"-"`
-	BaseRepoID      int64       `xorm:"INDEX"`
-	BaseRepo        *Repository `xorm:"-"`
+	HeadRepoID      int64                  `xorm:"INDEX"`
+	HeadRepo        *repo_model.Repository `xorm:"-"`
+	BaseRepoID      int64                  `xorm:"INDEX"`
+	BaseRepo        *repo_model.Repository `xorm:"-"`
 	HeadBranch      string
 	HeadCommitID    string `xorm:"-"`
 	BaseBranch      string
@@ -95,7 +97,7 @@ func init() {
 // MustHeadUserName returns the HeadRepo's username if failed return blank
 func (pr *PullRequest) MustHeadUserName() string {
 	if err := pr.LoadHeadRepo(); err != nil {
-		if !IsErrRepoNotExist(err) {
+		if !repo_model.IsErrRepoNotExist(err) {
 			log.Error("LoadHeadRepo: %v", err)
 		} else {
 			log.Warn("LoadHeadRepo %d but repository does not exist: %v", pr.HeadRepoID, err)
@@ -128,7 +130,7 @@ func (pr *PullRequest) LoadAttributes() error {
 	return pr.loadAttributes(db.GetEngine(db.DefaultContext))
 }
 
-func (pr *PullRequest) loadHeadRepo(e db.Engine) (err error) {
+func (pr *PullRequest) loadHeadRepo(ctx context.Context) (err error) {
 	if !pr.isHeadRepoLoaded && pr.HeadRepo == nil && pr.HeadRepoID > 0 {
 		if pr.HeadRepoID == pr.BaseRepoID {
 			if pr.BaseRepo != nil {
@@ -140,8 +142,8 @@ func (pr *PullRequest) loadHeadRepo(e db.Engine) (err error) {
 			}
 		}
 
-		pr.HeadRepo, err = getRepositoryByID(e, pr.HeadRepoID)
-		if err != nil && !IsErrRepoNotExist(err) { // Head repo maybe deleted, but it should still work
+		pr.HeadRepo, err = repo_model.GetRepositoryByIDCtx(ctx, pr.HeadRepoID)
+		if err != nil && !repo_model.IsErrRepoNotExist(err) { // Head repo maybe deleted, but it should still work
 			return fmt.Errorf("getRepositoryByID(head): %v", err)
 		}
 		pr.isHeadRepoLoaded = true
@@ -151,15 +153,15 @@ func (pr *PullRequest) loadHeadRepo(e db.Engine) (err error) {
 
 // LoadHeadRepo loads the head repository
 func (pr *PullRequest) LoadHeadRepo() error {
-	return pr.loadHeadRepo(db.GetEngine(db.DefaultContext))
+	return pr.loadHeadRepo(db.DefaultContext)
 }
 
 // LoadBaseRepo loads the target repository
 func (pr *PullRequest) LoadBaseRepo() error {
-	return pr.loadBaseRepo(db.GetEngine(db.DefaultContext))
+	return pr.loadBaseRepo(db.DefaultContext)
 }
 
-func (pr *PullRequest) loadBaseRepo(e db.Engine) (err error) {
+func (pr *PullRequest) loadBaseRepo(ctx context.Context) (err error) {
 	if pr.BaseRepo != nil {
 		return nil
 	}
@@ -174,9 +176,9 @@ func (pr *PullRequest) loadBaseRepo(e db.Engine) (err error) {
 		return nil
 	}
 
-	pr.BaseRepo, err = getRepositoryByID(e, pr.BaseRepoID)
+	pr.BaseRepo, err = repo_model.GetRepositoryByIDCtx(ctx, pr.BaseRepoID)
 	if err != nil {
-		return fmt.Errorf("GetRepositoryByID(base): %v", err)
+		return fmt.Errorf("repo_model.GetRepositoryByID(base): %v", err)
 	}
 	return nil
 }
@@ -200,21 +202,21 @@ func (pr *PullRequest) loadIssue(e db.Engine) (err error) {
 
 // LoadProtectedBranch loads the protected branch of the base branch
 func (pr *PullRequest) LoadProtectedBranch() (err error) {
-	return pr.loadProtectedBranch(db.GetEngine(db.DefaultContext))
+	return pr.loadProtectedBranch(db.DefaultContext)
 }
 
-func (pr *PullRequest) loadProtectedBranch(e db.Engine) (err error) {
+func (pr *PullRequest) loadProtectedBranch(ctx context.Context) (err error) {
 	if pr.ProtectedBranch == nil {
 		if pr.BaseRepo == nil {
 			if pr.BaseRepoID == 0 {
 				return nil
 			}
-			pr.BaseRepo, err = getRepositoryByID(e, pr.BaseRepoID)
+			pr.BaseRepo, err = repo_model.GetRepositoryByIDCtx(ctx, pr.BaseRepoID)
 			if err != nil {
 				return
 			}
 		}
-		pr.ProtectedBranch, err = getProtectedBranchBy(e, pr.BaseRepo.ID, pr.BaseBranch)
+		pr.ProtectedBranch, err = getProtectedBranchBy(db.GetEngine(ctx), pr.BaseRepo.ID, pr.BaseBranch)
 	}
 	return
 }
@@ -223,7 +225,7 @@ func (pr *PullRequest) loadProtectedBranch(e db.Engine) (err error) {
 func (pr *PullRequest) GetDefaultMergeMessage() string {
 	if pr.HeadRepo == nil {
 		var err error
-		pr.HeadRepo, err = GetRepositoryByID(pr.HeadRepoID)
+		pr.HeadRepo, err = repo_model.GetRepositoryByID(pr.HeadRepoID)
 		if err != nil {
 			log.Error("GetRepositoryById[%d]: %v", pr.HeadRepoID, err)
 			return ""
@@ -368,24 +370,6 @@ func (pr *PullRequest) IsEmpty() bool {
 	return pr.Status == PullRequestStatusEmpty
 }
 
-// MergeStyle represents the approach to merge commits into base branch.
-type MergeStyle string
-
-const (
-	// MergeStyleMerge create merge commit
-	MergeStyleMerge MergeStyle = "merge"
-	// MergeStyleRebase rebase before merging
-	MergeStyleRebase MergeStyle = "rebase"
-	// MergeStyleRebaseMerge rebase before merging with merge commit (--no-ff)
-	MergeStyleRebaseMerge MergeStyle = "rebase-merge"
-	// MergeStyleSquash squash commits into single commit before merging
-	MergeStyleSquash MergeStyle = "squash"
-	// MergeStyleManuallyMerged pr has been merged manually, just mark it as merged directly
-	MergeStyleManuallyMerged MergeStyle = "manually-merged"
-	// MergeStyleRebaseUpdate not a merge style, used to update pull head by rebase
-	MergeStyleRebaseUpdate MergeStyle = "rebase-update-only"
-)
-
 // SetMerged sets a pull request to merged and closes the corresponding issue
 func (pr *PullRequest) SetMerged() (bool, error) {
 	if pr.HasMerged {
@@ -428,11 +412,11 @@ func (pr *PullRequest) SetMerged() (bool, error) {
 		return false, fmt.Errorf("PullRequest[%d] already closed", pr.Index)
 	}
 
-	if err := pr.Issue.loadRepo(sess); err != nil {
+	if err := pr.Issue.loadRepo(ctx); err != nil {
 		return false, err
 	}
 
-	if err := pr.Issue.Repo.getOwner(sess); err != nil {
+	if err := pr.Issue.Repo.GetOwner(ctx); err != nil {
 		return false, err
 	}
 
@@ -452,7 +436,7 @@ func (pr *PullRequest) SetMerged() (bool, error) {
 }
 
 // NewPullRequest creates new pull request with labels for repository.
-func NewPullRequest(repo *Repository, issue *Issue, labelIDs []int64, uuids []string, pr *PullRequest) (err error) {
+func NewPullRequest(repo *repo_model.Repository, issue *Issue, labelIDs []int64, uuids []string, pr *PullRequest) (err error) {
 	idx, err := db.GetNextResourceIndex("issue_index", repo.ID)
 	if err != nil {
 		return fmt.Errorf("generate pull request index failed: %v", err)
diff --git a/models/pull_test.go b/models/pull_test.go
index 2281dbffda..f5e9d486ff 100644
--- a/models/pull_test.go
+++ b/models/pull_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
@@ -258,15 +259,15 @@ func TestPullRequest_GetDefaultMergeMessage_InternalTracker(t *testing.T) {
 func TestPullRequest_GetDefaultMergeMessage_ExternalTracker(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	externalTracker := RepoUnit{
+	externalTracker := repo_model.RepoUnit{
 		Type: unit.TypeExternalTracker,
-		Config: &ExternalTrackerConfig{
+		Config: &repo_model.ExternalTrackerConfig{
 			ExternalTrackerFormat: "https://someurl.com/{user}/{repo}/{issue}",
 		},
 	}
-	baseRepo := &Repository{Name: "testRepo", ID: 1}
+	baseRepo := &repo_model.Repository{Name: "testRepo", ID: 1}
 	baseRepo.Owner = &user_model.User{Name: "testOwner"}
-	baseRepo.Units = []*RepoUnit{&externalTracker}
+	baseRepo.Units = []*repo_model.RepoUnit{&externalTracker}
 
 	pr := unittest.AssertExistsAndLoadBean(t, &PullRequest{ID: 2, BaseRepo: baseRepo}).(*PullRequest)
 
diff --git a/models/release.go b/models/release.go
index f60024c710..a19d4f937f 100644
--- a/models/release.go
+++ b/models/release.go
@@ -25,12 +25,12 @@ import (
 
 // Release represents a release of repository.
 type Release struct {
-	ID               int64            `xorm:"pk autoincr"`
-	RepoID           int64            `xorm:"INDEX UNIQUE(n)"`
-	Repo             *Repository      `xorm:"-"`
-	PublisherID      int64            `xorm:"INDEX"`
-	Publisher        *user_model.User `xorm:"-"`
-	TagName          string           `xorm:"INDEX UNIQUE(n)"`
+	ID               int64                  `xorm:"pk autoincr"`
+	RepoID           int64                  `xorm:"INDEX UNIQUE(n)"`
+	Repo             *repo_model.Repository `xorm:"-"`
+	PublisherID      int64                  `xorm:"INDEX"`
+	Publisher        *user_model.User       `xorm:"-"`
+	TagName          string                 `xorm:"INDEX UNIQUE(n)"`
 	OriginalAuthor   string
 	OriginalAuthorID int64 `xorm:"index"`
 	LowerTagName     string
@@ -55,7 +55,7 @@ func init() {
 func (r *Release) loadAttributes(e db.Engine) error {
 	var err error
 	if r.Repo == nil {
-		r.Repo, err = GetRepositoryByID(r.RepoID)
+		r.Repo, err = repo_model.GetRepositoryByID(r.RepoID)
 		if err != nil {
 			return err
 		}
diff --git a/models/repo.go b/models/repo.go
index 4f6b1c3464..6bdc4c20d2 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -7,11 +7,7 @@ package models
 
 import (
 	"context"
-	"errors"
 	"fmt"
-	"html/template"
-	"net"
-	"net/url"
 	"os"
 	"path"
 	"path/filepath"
@@ -32,22 +28,15 @@ import (
 	"code.gitea.io/gitea/models/webhook"
 	"code.gitea.io/gitea/modules/lfs"
 	"code.gitea.io/gitea/modules/log"
-	"code.gitea.io/gitea/modules/markup"
 	"code.gitea.io/gitea/modules/options"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/storage"
 	api "code.gitea.io/gitea/modules/structs"
-	"code.gitea.io/gitea/modules/timeutil"
 	"code.gitea.io/gitea/modules/util"
 
 	"xorm.io/builder"
 )
 
-var (
-	// ErrMirrorNotExist mirror does not exist error
-	ErrMirrorNotExist = errors.New("Mirror does not exist")
-)
-
 var (
 	// Gitignores contains the gitiginore files
 	Gitignores []string
@@ -137,241 +126,16 @@ func NewRepoContext() {
 	admin_model.RemoveAllWithNotice(db.DefaultContext, "Clean up repository temporary data", filepath.Join(setting.AppDataPath, "tmp"))
 }
 
-// RepositoryStatus defines the status of repository
-type RepositoryStatus int
-
-// all kinds of RepositoryStatus
-const (
-	RepositoryReady           RepositoryStatus = iota // a normal repository
-	RepositoryBeingMigrated                           // repository is migrating
-	RepositoryPendingTransfer                         // repository pending in ownership transfer state
-	RepositoryBroken                                  // repository is in a permanently broken state
-)
-
-// TrustModelType defines the types of trust model for this repository
-type TrustModelType int
-
-// kinds of TrustModel
-const (
-	DefaultTrustModel TrustModelType = iota // default trust model
-	CommitterTrustModel
-	CollaboratorTrustModel
-	CollaboratorCommitterTrustModel
-)
-
-// String converts a TrustModelType to a string
-func (t TrustModelType) String() string {
-	switch t {
-	case DefaultTrustModel:
-		return "default"
-	case CommitterTrustModel:
-		return "committer"
-	case CollaboratorTrustModel:
-		return "collaborator"
-	case CollaboratorCommitterTrustModel:
-		return "collaboratorcommitter"
-	}
-	return "default"
+// CheckRepoUnitUser check whether user could visit the unit of this repository
+func CheckRepoUnitUser(repo *repo_model.Repository, user *user_model.User, unitType unit.Type) bool {
+	return checkRepoUnitUser(db.DefaultContext, repo, user, unitType)
 }
 
-// ToTrustModel converts a string to a TrustModelType
-func ToTrustModel(model string) TrustModelType {
-	switch strings.ToLower(strings.TrimSpace(model)) {
-	case "default":
-		return DefaultTrustModel
-	case "collaborator":
-		return CollaboratorTrustModel
-	case "committer":
-		return CommitterTrustModel
-	case "collaboratorcommitter":
-		return CollaboratorCommitterTrustModel
-	}
-	return DefaultTrustModel
-}
-
-// Repository represents a git repository.
-type Repository struct {
-	ID                  int64 `xorm:"pk autoincr"`
-	OwnerID             int64 `xorm:"UNIQUE(s) index"`
-	OwnerName           string
-	Owner               *user_model.User   `xorm:"-"`
-	LowerName           string             `xorm:"UNIQUE(s) INDEX NOT NULL"`
-	Name                string             `xorm:"INDEX NOT NULL"`
-	Description         string             `xorm:"TEXT"`
-	Website             string             `xorm:"VARCHAR(2048)"`
-	OriginalServiceType api.GitServiceType `xorm:"index"`
-	OriginalURL         string             `xorm:"VARCHAR(2048)"`
-	DefaultBranch       string
-
-	NumWatches          int
-	NumStars            int
-	NumForks            int
-	NumIssues           int
-	NumClosedIssues     int
-	NumOpenIssues       int `xorm:"-"`
-	NumPulls            int
-	NumClosedPulls      int
-	NumOpenPulls        int `xorm:"-"`
-	NumMilestones       int `xorm:"NOT NULL DEFAULT 0"`
-	NumClosedMilestones int `xorm:"NOT NULL DEFAULT 0"`
-	NumOpenMilestones   int `xorm:"-"`
-	NumProjects         int `xorm:"NOT NULL DEFAULT 0"`
-	NumClosedProjects   int `xorm:"NOT NULL DEFAULT 0"`
-	NumOpenProjects     int `xorm:"-"`
-
-	IsPrivate   bool `xorm:"INDEX"`
-	IsEmpty     bool `xorm:"INDEX"`
-	IsArchived  bool `xorm:"INDEX"`
-	IsMirror    bool `xorm:"INDEX"`
-	*Mirror     `xorm:"-"`
-	PushMirrors []*PushMirror    `xorm:"-"`
-	Status      RepositoryStatus `xorm:"NOT NULL DEFAULT 0"`
-
-	RenderingMetas         map[string]string `xorm:"-"`
-	DocumentRenderingMetas map[string]string `xorm:"-"`
-	Units                  []*RepoUnit       `xorm:"-"`
-	PrimaryLanguage        *LanguageStat     `xorm:"-"`
-
-	IsFork                          bool               `xorm:"INDEX NOT NULL DEFAULT false"`
-	ForkID                          int64              `xorm:"INDEX"`
-	BaseRepo                        *Repository        `xorm:"-"`
-	IsTemplate                      bool               `xorm:"INDEX NOT NULL DEFAULT false"`
-	TemplateID                      int64              `xorm:"INDEX"`
-	TemplateRepo                    *Repository        `xorm:"-"`
-	Size                            int64              `xorm:"NOT NULL DEFAULT 0"`
-	CodeIndexerStatus               *RepoIndexerStatus `xorm:"-"`
-	StatsIndexerStatus              *RepoIndexerStatus `xorm:"-"`
-	IsFsckEnabled                   bool               `xorm:"NOT NULL DEFAULT true"`
-	CloseIssuesViaCommitInAnyBranch bool               `xorm:"NOT NULL DEFAULT false"`
-	Topics                          []string           `xorm:"TEXT JSON"`
-
-	TrustModel TrustModelType
-
-	// Avatar: ID(10-20)-md5(32) - must fit into 64 symbols
-	Avatar string `xorm:"VARCHAR(64)"`
-
-	CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
-	UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
-}
-
-func init() {
-	db.RegisterModel(new(Repository))
-}
-
-// SanitizedOriginalURL returns a sanitized OriginalURL
-func (repo *Repository) SanitizedOriginalURL() string {
-	if repo.OriginalURL == "" {
-		return ""
-	}
-	u, err := url.Parse(repo.OriginalURL)
-	if err != nil {
-		return ""
-	}
-	u.User = nil
-	return u.String()
-}
-
-// ColorFormat returns a colored string to represent this repo
-func (repo *Repository) ColorFormat(s fmt.State) {
-	log.ColorFprintf(s, "%d:%s/%s",
-		log.NewColoredIDValue(repo.ID),
-		repo.OwnerName,
-		repo.Name)
-}
-
-// IsBeingMigrated indicates that repository is being migrated
-func (repo *Repository) IsBeingMigrated() bool {
-	return repo.Status == RepositoryBeingMigrated
-}
-
-// IsBeingCreated indicates that repository is being migrated or forked
-func (repo *Repository) IsBeingCreated() bool {
-	return repo.IsBeingMigrated()
-}
-
-// IsBroken indicates that repository is broken
-func (repo *Repository) IsBroken() bool {
-	return repo.Status == RepositoryBroken
-}
-
-// AfterLoad is invoked from XORM after setting the values of all fields of this object.
-func (repo *Repository) AfterLoad() {
-	// FIXME: use models migration to solve all at once.
-	if len(repo.DefaultBranch) == 0 {
-		repo.DefaultBranch = setting.Repository.DefaultBranch
-	}
-
-	repo.NumOpenIssues = repo.NumIssues - repo.NumClosedIssues
-	repo.NumOpenPulls = repo.NumPulls - repo.NumClosedPulls
-	repo.NumOpenMilestones = repo.NumMilestones - repo.NumClosedMilestones
-	repo.NumOpenProjects = repo.NumProjects - repo.NumClosedProjects
-}
-
-// MustOwner always returns a valid *user_model.User object to avoid
-// conceptually impossible error handling.
-// It creates a fake object that contains error details
-// when error occurs.
-func (repo *Repository) MustOwner() *user_model.User {
-	return repo.mustOwner(db.GetEngine(db.DefaultContext))
-}
-
-// FullName returns the repository full name
-func (repo *Repository) FullName() string {
-	return repo.OwnerName + "/" + repo.Name
-}
-
-// HTMLURL returns the repository HTML URL
-func (repo *Repository) HTMLURL() string {
-	return setting.AppURL + url.PathEscape(repo.OwnerName) + "/" + url.PathEscape(repo.Name)
-}
-
-// CommitLink make link to by commit full ID
-// note: won't check whether it's an right id
-func (repo *Repository) CommitLink(commitID string) (result string) {
-	if commitID == "" || commitID == "0000000000000000000000000000000000000000" {
-		result = ""
-	} else {
-		result = repo.HTMLURL() + "/commit/" + url.PathEscape(commitID)
-	}
-	return
-}
-
-// APIURL returns the repository API URL
-func (repo *Repository) APIURL() string {
-	return setting.AppURL + "api/v1/repos/" + url.PathEscape(repo.OwnerName) + "/" + url.PathEscape(repo.Name)
-}
-
-// GetCommitsCountCacheKey returns cache key used for commits count caching.
-func (repo *Repository) GetCommitsCountCacheKey(contextName string, isRef bool) string {
-	var prefix string
-	if isRef {
-		prefix = "ref"
-	} else {
-		prefix = "commit"
-	}
-	return fmt.Sprintf("commits-count-%d-%s-%s", repo.ID, prefix, contextName)
-}
-
-func (repo *Repository) getUnits(e db.Engine) (err error) {
-	if repo.Units != nil {
-		return nil
-	}
-
-	repo.Units, err = getUnitsByRepoID(e, repo.ID)
-	log.Trace("repo.Units: %-+v", repo.Units)
-	return err
-}
-
-// CheckUnitUser check whether user could visit the unit of this repository
-func (repo *Repository) CheckUnitUser(user *user_model.User, unitType unit.Type) bool {
-	return repo.checkUnitUser(db.GetEngine(db.DefaultContext), user, unitType)
-}
-
-func (repo *Repository) checkUnitUser(e db.Engine, user *user_model.User, unitType unit.Type) bool {
+func checkRepoUnitUser(ctx context.Context, repo *repo_model.Repository, user *user_model.User, unitType unit.Type) bool {
 	if user.IsAdmin {
 		return true
 	}
-	perm, err := getUserRepoPermission(e, repo, user)
+	perm, err := getUserRepoPermission(ctx, repo, user)
 	if err != nil {
 		log.Error("getUserRepoPermission(): %v", err)
 		return false
@@ -380,167 +144,12 @@ func (repo *Repository) checkUnitUser(e db.Engine, user *user_model.User, unitTy
 	return perm.CanRead(unitType)
 }
 
-// UnitEnabled if this repository has the given unit enabled
-func (repo *Repository) UnitEnabled(tp unit.Type) bool {
-	if err := repo.getUnits(db.GetEngine(db.DefaultContext)); err != nil {
-		log.Warn("Error loading repository (ID: %d) units: %s", repo.ID, err.Error())
-	}
-	for _, unit := range repo.Units {
-		if unit.Type == tp {
-			return true
-		}
-	}
-	return false
-}
-
-// ErrUnitTypeNotExist represents a "UnitTypeNotExist" kind of error.
-type ErrUnitTypeNotExist struct {
-	UT unit.Type
-}
-
-// IsErrUnitTypeNotExist checks if an error is a ErrUnitNotExist.
-func IsErrUnitTypeNotExist(err error) bool {
-	_, ok := err.(ErrUnitTypeNotExist)
-	return ok
-}
-
-func (err ErrUnitTypeNotExist) Error() string {
-	return fmt.Sprintf("Unit type does not exist: %s", err.UT.String())
-}
-
-// MustGetUnit always returns a RepoUnit object
-func (repo *Repository) MustGetUnit(tp unit.Type) *RepoUnit {
-	ru, err := repo.GetUnit(tp)
-	if err == nil {
-		return ru
-	}
-
-	if tp == unit.TypeExternalWiki {
-		return &RepoUnit{
-			Type:   tp,
-			Config: new(ExternalWikiConfig),
-		}
-	} else if tp == unit.TypeExternalTracker {
-		return &RepoUnit{
-			Type:   tp,
-			Config: new(ExternalTrackerConfig),
-		}
-	} else if tp == unit.TypePullRequests {
-		return &RepoUnit{
-			Type:   tp,
-			Config: new(PullRequestsConfig),
-		}
-	} else if tp == unit.TypeIssues {
-		return &RepoUnit{
-			Type:   tp,
-			Config: new(IssuesConfig),
-		}
-	}
-	return &RepoUnit{
-		Type:   tp,
-		Config: new(UnitConfig),
-	}
-}
-
-// GetUnit returns a RepoUnit object
-func (repo *Repository) GetUnit(tp unit.Type) (*RepoUnit, error) {
-	return repo.getUnit(db.GetEngine(db.DefaultContext), tp)
-}
-
-func (repo *Repository) getUnit(e db.Engine, tp unit.Type) (*RepoUnit, error) {
-	if err := repo.getUnits(e); err != nil {
-		return nil, err
-	}
-	for _, unit := range repo.Units {
-		if unit.Type == tp {
-			return unit, nil
-		}
-	}
-	return nil, ErrUnitTypeNotExist{tp}
-}
-
-func (repo *Repository) getOwner(e db.Engine) (err error) {
-	if repo.Owner != nil {
-		return nil
-	}
-
-	repo.Owner, err = user_model.GetUserByIDEngine(e, repo.OwnerID)
-	return err
-}
-
-// GetOwner returns the repository owner
-func (repo *Repository) GetOwner() error {
-	return repo.getOwner(db.GetEngine(db.DefaultContext))
-}
-
-func (repo *Repository) mustOwner(e db.Engine) *user_model.User {
-	if err := repo.getOwner(e); err != nil {
-		return &user_model.User{
-			Name:     "error",
-			FullName: err.Error(),
-		}
-	}
-
-	return repo.Owner
-}
-
-// ComposeMetas composes a map of metas for properly rendering issue links and external issue trackers.
-func (repo *Repository) ComposeMetas() map[string]string {
-	if len(repo.RenderingMetas) == 0 {
-		metas := map[string]string{
-			"user":     repo.OwnerName,
-			"repo":     repo.Name,
-			"repoPath": repo.RepoPath(),
-			"mode":     "comment",
-		}
-
-		unit, err := repo.GetUnit(unit.TypeExternalTracker)
-		if err == nil {
-			metas["format"] = unit.ExternalTrackerConfig().ExternalTrackerFormat
-			switch unit.ExternalTrackerConfig().ExternalTrackerStyle {
-			case markup.IssueNameStyleAlphanumeric:
-				metas["style"] = markup.IssueNameStyleAlphanumeric
-			default:
-				metas["style"] = markup.IssueNameStyleNumeric
-			}
-		}
-
-		repo.MustOwner()
-		if repo.Owner.IsOrganization() {
-			teams := make([]string, 0, 5)
-			_ = db.GetEngine(db.DefaultContext).Table("team_repo").
-				Join("INNER", "team", "team.id = team_repo.team_id").
-				Where("team_repo.repo_id = ?", repo.ID).
-				Select("team.lower_name").
-				OrderBy("team.lower_name").
-				Find(&teams)
-			metas["teams"] = "," + strings.Join(teams, ",") + ","
-			metas["org"] = strings.ToLower(repo.OwnerName)
-		}
-
-		repo.RenderingMetas = metas
-	}
-	return repo.RenderingMetas
-}
-
-// ComposeDocumentMetas composes a map of metas for properly rendering documents
-func (repo *Repository) ComposeDocumentMetas() map[string]string {
-	if len(repo.DocumentRenderingMetas) == 0 {
-		metas := map[string]string{}
-		for k, v := range repo.ComposeMetas() {
-			metas[k] = v
-		}
-		metas["mode"] = "document"
-		repo.DocumentRenderingMetas = metas
-	}
-	return repo.DocumentRenderingMetas
-}
-
-func (repo *Repository) getAssignees(e db.Engine) (_ []*user_model.User, err error) {
-	if err = repo.getOwner(e); err != nil {
+func getRepoAssignees(ctx context.Context, repo *repo_model.Repository) (_ []*user_model.User, err error) {
+	if err = repo.GetOwner(ctx); err != nil {
 		return nil, err
 	}
 
+	e := db.GetEngine(ctx)
 	accesses := make([]*Access, 0, 10)
 	if err = e.
 		Where("repo_id = ? AND mode >= ?", repo.ID, perm.AccessModeWrite).
@@ -568,19 +177,20 @@ func (repo *Repository) getAssignees(e db.Engine) (_ []*user_model.User, err err
 	return users, nil
 }
 
-// GetAssignees returns all users that have write access and can be assigned to issues
+// GetRepoAssignees returns all users that have write access and can be assigned to issues
 // of the repository,
-func (repo *Repository) GetAssignees() (_ []*user_model.User, err error) {
-	return repo.getAssignees(db.GetEngine(db.DefaultContext))
+func GetRepoAssignees(repo *repo_model.Repository) (_ []*user_model.User, err error) {
+	return getRepoAssignees(db.DefaultContext, repo)
 }
 
-func (repo *Repository) getReviewers(e db.Engine, doerID, posterID int64) ([]*user_model.User, error) {
+func getReviewers(ctx context.Context, repo *repo_model.Repository, doerID, posterID int64) ([]*user_model.User, error) {
 	// Get the owner of the repository - this often already pre-cached and if so saves complexity for the following queries
-	if err := repo.getOwner(e); err != nil {
+	if err := repo.GetOwner(ctx); err != nil {
 		return nil, err
 	}
 
 	var users []*user_model.User
+	e := db.GetEngine(ctx)
 
 	if repo.IsPrivate || repo.Owner.Visibility == api.VisibleTypePrivate {
 		// This a private repository:
@@ -622,13 +232,13 @@ func (repo *Repository) getReviewers(e db.Engine, doerID, posterID int64) ([]*us
 // * for public repositories this returns all users that have read access or higher to the repository,
 // all repo watchers and all organization members.
 // TODO: may be we should have a busy choice for users to block review request to them.
-func (repo *Repository) GetReviewers(doerID, posterID int64) ([]*user_model.User, error) {
-	return repo.getReviewers(db.GetEngine(db.DefaultContext), doerID, posterID)
+func GetReviewers(repo *repo_model.Repository, doerID, posterID int64) ([]*user_model.User, error) {
+	return getReviewers(db.DefaultContext, repo, doerID, posterID)
 }
 
 // GetReviewerTeams get all teams can be requested to review
-func (repo *Repository) GetReviewerTeams() ([]*Team, error) {
-	if err := repo.GetOwner(); err != nil {
+func GetReviewerTeams(repo *repo_model.Repository) ([]*Team, error) {
+	if err := repo.GetOwner(db.DefaultContext); err != nil {
 		return nil, err
 	}
 	if !repo.Owner.IsOrganization() {
@@ -643,102 +253,7 @@ func (repo *Repository) GetReviewerTeams() ([]*Team, error) {
 	return teams, err
 }
 
-// GetMilestoneByID returns the milestone belongs to repository by given ID.
-func (repo *Repository) GetMilestoneByID(milestoneID int64) (*Milestone, error) {
-	return GetMilestoneByRepoID(repo.ID, milestoneID)
-}
-
-// IssueStats returns number of open and closed repository issues by given filter mode.
-func (repo *Repository) IssueStats(uid int64, filterMode int, isPull bool) (int64, int64) {
-	return GetRepoIssueStats(repo.ID, uid, filterMode, isPull)
-}
-
-// GetMirror sets the repository mirror, returns an error upon failure
-func (repo *Repository) GetMirror() (err error) {
-	repo.Mirror, err = GetMirrorByRepoID(repo.ID)
-	return err
-}
-
-// LoadPushMirrors populates the repository push mirrors.
-func (repo *Repository) LoadPushMirrors() (err error) {
-	repo.PushMirrors, err = GetPushMirrorsByRepoID(repo.ID)
-	return err
-}
-
-// GetBaseRepo populates repo.BaseRepo for a fork repository and
-// returns an error on failure (NOTE: no error is returned for
-// non-fork repositories, and BaseRepo will be left untouched)
-func (repo *Repository) GetBaseRepo() (err error) {
-	return repo.getBaseRepo(db.GetEngine(db.DefaultContext))
-}
-
-func (repo *Repository) getBaseRepo(e db.Engine) (err error) {
-	if !repo.IsFork {
-		return nil
-	}
-
-	repo.BaseRepo, err = getRepositoryByID(e, repo.ForkID)
-	return err
-}
-
-// IsGenerated returns whether _this_ repository was generated from a template
-func (repo *Repository) IsGenerated() bool {
-	return repo.TemplateID != 0
-}
-
-// GetTemplateRepo populates repo.TemplateRepo for a generated repository and
-// returns an error on failure (NOTE: no error is returned for
-// non-generated repositories, and TemplateRepo will be left untouched)
-func (repo *Repository) GetTemplateRepo() (err error) {
-	return repo.getTemplateRepo(db.GetEngine(db.DefaultContext))
-}
-
-func (repo *Repository) getTemplateRepo(e db.Engine) (err error) {
-	if !repo.IsGenerated() {
-		return nil
-	}
-
-	repo.TemplateRepo, err = getRepositoryByID(e, repo.TemplateID)
-	return err
-}
-
-// RepoPath returns the repository path
-func (repo *Repository) RepoPath() string {
-	return RepoPath(repo.OwnerName, repo.Name)
-}
-
-// GitConfigPath returns the path to a repository's git config/ directory
-func GitConfigPath(repoPath string) string {
-	return filepath.Join(repoPath, "config")
-}
-
-// GitConfigPath returns the repository git config path
-func (repo *Repository) GitConfigPath() string {
-	return GitConfigPath(repo.RepoPath())
-}
-
-// Link returns the repository link
-func (repo *Repository) Link() string {
-	return setting.AppSubURL + "/" + url.PathEscape(repo.OwnerName) + "/" + url.PathEscape(repo.Name)
-}
-
-// ComposeCompareURL returns the repository comparison URL
-func (repo *Repository) ComposeCompareURL(oldCommitID, newCommitID string) string {
-	return fmt.Sprintf("%s/%s/compare/%s...%s", url.PathEscape(repo.OwnerName), url.PathEscape(repo.Name), util.PathEscapeSegments(oldCommitID), util.PathEscapeSegments(newCommitID))
-}
-
-// UpdateDefaultBranch updates the default branch
-func (repo *Repository) UpdateDefaultBranch() error {
-	_, err := db.GetEngine(db.DefaultContext).ID(repo.ID).Cols("default_branch").Update(repo)
-	return err
-}
-
-// IsOwnedBy returns true when user owns this repository
-func (repo *Repository) IsOwnedBy(userID int64) bool {
-	return repo.OwnerID == userID
-}
-
-func (repo *Repository) updateSize(e db.Engine) error {
+func updateRepoSize(e db.Engine, repo *repo_model.Repository) error {
 	size, err := util.GetDirectorySize(repo.RepoPath())
 	if err != nil {
 		return fmt.Errorf("updateSize: %v", err)
@@ -754,13 +269,13 @@ func (repo *Repository) updateSize(e db.Engine) error {
 	return err
 }
 
-// UpdateSize updates the repository size, calculating it using util.GetDirectorySize
-func (repo *Repository) UpdateSize(ctx context.Context) error {
-	return repo.updateSize(db.GetEngine(ctx))
+// UpdateRepoSize updates the repository size, calculating it using util.GetDirectorySize
+func UpdateRepoSize(ctx context.Context, repo *repo_model.Repository) error {
+	return updateRepoSize(db.GetEngine(ctx), repo)
 }
 
 // CanUserForkRepo returns true if specified user can fork repository.
-func CanUserForkRepo(user *user_model.User, repo *Repository) (bool, error) {
+func CanUserForkRepo(user *user_model.User, repo *repo_model.Repository) (bool, error) {
 	if user == nil {
 		return false, nil
 	}
@@ -780,12 +295,12 @@ func CanUserForkRepo(user *user_model.User, repo *Repository) (bool, error) {
 }
 
 // CanUserDelete returns true if user could delete the repository
-func (repo *Repository) CanUserDelete(user *user_model.User) (bool, error) {
+func CanUserDelete(repo *repo_model.Repository, user *user_model.User) (bool, error) {
 	if user.IsAdmin || user.ID == repo.OwnerID {
 		return true, nil
 	}
 
-	if err := repo.GetOwner(); err != nil {
+	if err := repo.GetOwner(db.DefaultContext); err != nil {
 		return false, err
 	}
 
@@ -801,33 +316,18 @@ func (repo *Repository) CanUserDelete(user *user_model.User) (bool, error) {
 	return false, nil
 }
 
-// CanEnablePulls returns true if repository meets the requirements of accepting pulls.
-func (repo *Repository) CanEnablePulls() bool {
-	return !repo.IsMirror && !repo.IsEmpty
+// GetRepoReaders returns all users that have explicit read access or higher to the repository.
+func GetRepoReaders(repo *repo_model.Repository) (_ []*user_model.User, err error) {
+	return getUsersWithAccessMode(db.DefaultContext, repo, perm.AccessModeRead)
 }
 
-// AllowsPulls returns true if repository meets the requirements of accepting pulls and has them enabled.
-func (repo *Repository) AllowsPulls() bool {
-	return repo.CanEnablePulls() && repo.UnitEnabled(unit.TypePullRequests)
+// GetRepoWriters returns all users that have write access to the repository.
+func GetRepoWriters(repo *repo_model.Repository) (_ []*user_model.User, err error) {
+	return getUsersWithAccessMode(db.DefaultContext, repo, perm.AccessModeWrite)
 }
 
-// CanEnableEditor returns true if repository meets the requirements of web editor.
-func (repo *Repository) CanEnableEditor() bool {
-	return !repo.IsMirror
-}
-
-// GetReaders returns all users that have explicit read access or higher to the repository.
-func (repo *Repository) GetReaders() (_ []*user_model.User, err error) {
-	return repo.getUsersWithAccessMode(db.GetEngine(db.DefaultContext), perm.AccessModeRead)
-}
-
-// GetWriters returns all users that have write access to the repository.
-func (repo *Repository) GetWriters() (_ []*user_model.User, err error) {
-	return repo.getUsersWithAccessMode(db.GetEngine(db.DefaultContext), perm.AccessModeWrite)
-}
-
-// IsReader returns true if user has explicit read access or higher to the repository.
-func (repo *Repository) IsReader(userID int64) (bool, error) {
+// IsRepoReader returns true if user has explicit read access or higher to the repository.
+func IsRepoReader(repo *repo_model.Repository, userID int64) (bool, error) {
 	if repo.OwnerID == userID {
 		return true, nil
 	}
@@ -835,11 +335,12 @@ func (repo *Repository) IsReader(userID int64) (bool, error) {
 }
 
 // getUsersWithAccessMode returns users that have at least given access mode to the repository.
-func (repo *Repository) getUsersWithAccessMode(e db.Engine, mode perm.AccessMode) (_ []*user_model.User, err error) {
-	if err = repo.getOwner(e); err != nil {
+func getUsersWithAccessMode(ctx context.Context, repo *repo_model.Repository, mode perm.AccessMode) (_ []*user_model.User, err error) {
+	if err = repo.GetOwner(ctx); err != nil {
 		return nil, err
 	}
 
+	e := db.GetEngine(ctx)
 	accesses := make([]*Access, 0, 10)
 	if err = e.Where("repo_id = ? AND mode >= ?", repo.ID, mode).Find(&accesses); err != nil {
 		return nil, err
@@ -865,88 +366,9 @@ func (repo *Repository) getUsersWithAccessMode(e db.Engine, mode perm.AccessMode
 	return users, nil
 }
 
-// DescriptionHTML does special handles to description and return HTML string.
-func (repo *Repository) DescriptionHTML() template.HTML {
-	desc, err := markup.RenderDescriptionHTML(&markup.RenderContext{
-		URLPrefix: repo.HTMLURL(),
-		Metas:     repo.ComposeMetas(),
-	}, repo.Description)
-	if err != nil {
-		log.Error("Failed to render description for %s (ID: %d): %v", repo.Name, repo.ID, err)
-		return template.HTML(markup.Sanitize(repo.Description))
-	}
-	return template.HTML(markup.Sanitize(string(desc)))
-}
-
-// ReadBy sets repo to be visited by given user.
-func (repo *Repository) ReadBy(userID int64) error {
-	return setRepoNotificationStatusReadIfUnread(db.GetEngine(db.DefaultContext), userID, repo.ID)
-}
-
-func isRepositoryExist(e db.Engine, u *user_model.User, repoName string) (bool, error) {
-	has, err := e.Get(&Repository{
-		OwnerID:   u.ID,
-		LowerName: strings.ToLower(repoName),
-	})
-	if err != nil {
-		return false, err
-	}
-	isDir, err := util.IsDir(RepoPath(u.Name, repoName))
-	return has && isDir, err
-}
-
-// IsRepositoryExist returns true if the repository with given name under user has already existed.
-func IsRepositoryExist(u *user_model.User, repoName string) (bool, error) {
-	return isRepositoryExist(db.GetEngine(db.DefaultContext), u, repoName)
-}
-
-// CloneLink represents different types of clone URLs of repository.
-type CloneLink struct {
-	SSH   string
-	HTTPS string
-	Git   string
-}
-
-// ComposeHTTPSCloneURL returns HTTPS clone URL based on given owner and repository name.
-func ComposeHTTPSCloneURL(owner, repo string) string {
-	return fmt.Sprintf("%s%s/%s.git", setting.AppURL, url.PathEscape(owner), url.PathEscape(repo))
-}
-
-func (repo *Repository) cloneLink(isWiki bool) *CloneLink {
-	repoName := repo.Name
-	if isWiki {
-		repoName += ".wiki"
-	}
-
-	sshUser := setting.RunUser
-	if setting.SSH.StartBuiltinServer {
-		sshUser = setting.SSH.BuiltinServerUser
-	}
-
-	cl := new(CloneLink)
-
-	// if we have a ipv6 literal we need to put brackets around it
-	// for the git cloning to work.
-	sshDomain := setting.SSH.Domain
-	ip := net.ParseIP(setting.SSH.Domain)
-	if ip != nil && ip.To4() == nil {
-		sshDomain = "[" + setting.SSH.Domain + "]"
-	}
-
-	if setting.SSH.Port != 22 {
-		cl.SSH = fmt.Sprintf("ssh://%s@%s/%s/%s.git", sshUser, net.JoinHostPort(setting.SSH.Domain, strconv.Itoa(setting.SSH.Port)), url.PathEscape(repo.OwnerName), url.PathEscape(repoName))
-	} else if setting.Repository.UseCompatSSHURI {
-		cl.SSH = fmt.Sprintf("ssh://%s@%s/%s/%s.git", sshUser, sshDomain, url.PathEscape(repo.OwnerName), url.PathEscape(repoName))
-	} else {
-		cl.SSH = fmt.Sprintf("%s@%s:%s/%s.git", sshUser, sshDomain, url.PathEscape(repo.OwnerName), url.PathEscape(repoName))
-	}
-	cl.HTTPS = ComposeHTTPSCloneURL(repo.OwnerName, repoName)
-	return cl
-}
-
-// CloneLink returns clone URLs of repository.
-func (repo *Repository) CloneLink() (cl *CloneLink) {
-	return repo.cloneLink(false)
+// SetRepoReadBy sets repo to be visited by given user.
+func SetRepoReadBy(repoID, userID int64) error {
+	return setRepoNotificationStatusReadIfUnread(db.GetEngine(db.DefaultContext), userID, repoID)
 }
 
 // CheckCreateRepository check if could created a repository
@@ -959,16 +381,17 @@ func CheckCreateRepository(doer, u *user_model.User, name string, overwriteOrAdo
 		return err
 	}
 
-	has, err := isRepositoryExist(db.GetEngine(db.DefaultContext), u, name)
+	has, err := repo_model.IsRepositoryExist(u, name)
 	if err != nil {
 		return fmt.Errorf("IsRepositoryExist: %v", err)
 	} else if has {
 		return ErrRepoAlreadyExist{u.Name, name}
 	}
 
-	isExist, err := util.IsExist(RepoPath(u.Name, name))
+	repoPath := repo_model.RepoPath(u.Name, name)
+	isExist, err := util.IsExist(repoPath)
 	if err != nil {
-		log.Error("Unable to check if %s exists. Error: %v", RepoPath(u.Name, name), err)
+		log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
 		return err
 	}
 	if !overwriteOrAdopt && isExist {
@@ -992,14 +415,14 @@ type CreateRepoOptions struct {
 	IsMirror       bool
 	IsTemplate     bool
 	AutoInit       bool
-	Status         RepositoryStatus
-	TrustModel     TrustModelType
+	Status         repo_model.RepositoryStatus
+	TrustModel     repo_model.TrustModelType
 	MirrorInterval string
 }
 
 // ForkRepoOptions contains the fork repository options
 type ForkRepoOptions struct {
-	BaseRepo    *Repository
+	BaseRepo    *repo_model.Repository
 	Name        string
 	Description string
 }
@@ -1048,19 +471,19 @@ func IsUsableRepoName(name string) error {
 }
 
 // CreateRepository creates a repository for the user/organization.
-func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *Repository, overwriteOrAdopt bool) (err error) {
+func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *repo_model.Repository, overwriteOrAdopt bool) (err error) {
 	if err = IsUsableRepoName(repo.Name); err != nil {
 		return err
 	}
 
-	has, err := isRepositoryExist(db.GetEngine(ctx), u, repo.Name)
+	has, err := repo_model.IsRepositoryExistCtx(ctx, u, repo.Name)
 	if err != nil {
 		return fmt.Errorf("IsRepositoryExist: %v", err)
 	} else if has {
 		return ErrRepoAlreadyExist{u.Name, repo.Name}
 	}
 
-	repoPath := RepoPath(u.Name, repo.Name)
+	repoPath := repo_model.RepoPath(u.Name, repo.Name)
 	isExist, err := util.IsExist(repoPath)
 	if err != nil {
 		log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
@@ -1074,7 +497,7 @@ func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *Repos
 		}
 	}
 
-	if _, err = db.GetEngine(ctx).Insert(repo); err != nil {
+	if err = db.Insert(ctx, repo); err != nil {
 		return err
 	}
 	if err = deleteRepoRedirect(db.GetEngine(ctx), u.ID, repo.Name); err != nil {
@@ -1082,33 +505,33 @@ func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *Repos
 	}
 
 	// insert units for repo
-	units := make([]RepoUnit, 0, len(unit.DefaultRepoUnits))
+	units := make([]repo_model.RepoUnit, 0, len(unit.DefaultRepoUnits))
 	for _, tp := range unit.DefaultRepoUnits {
 		if tp == unit.TypeIssues {
-			units = append(units, RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   tp,
-				Config: &IssuesConfig{
+				Config: &repo_model.IssuesConfig{
 					EnableTimetracker:                setting.Service.DefaultEnableTimetracking,
 					AllowOnlyContributorsToTrackTime: setting.Service.DefaultAllowOnlyContributorsToTrackTime,
 					EnableDependencies:               setting.Service.DefaultEnableDependencies,
 				},
 			})
 		} else if tp == unit.TypePullRequests {
-			units = append(units, RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   tp,
-				Config: &PullRequestsConfig{AllowMerge: true, AllowRebase: true, AllowRebaseMerge: true, AllowSquash: true, DefaultMergeStyle: MergeStyleMerge},
+				Config: &repo_model.PullRequestsConfig{AllowMerge: true, AllowRebase: true, AllowRebaseMerge: true, AllowSquash: true, DefaultMergeStyle: repo_model.MergeStyleMerge},
 			})
 		} else {
-			units = append(units, RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   tp,
 			})
 		}
 	}
 
-	if _, err = db.GetEngine(ctx).Insert(&units); err != nil {
+	if err = db.Insert(ctx, units); err != nil {
 		return err
 	}
 
@@ -1131,7 +554,7 @@ func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *Repos
 		}
 		for _, t := range teams {
 			if t.IncludesAllRepositories {
-				if err := t.addRepository(db.GetEngine(ctx), repo); err != nil {
+				if err := t.addRepository(ctx, repo); err != nil {
 					return fmt.Errorf("addRepository: %v", err)
 				}
 			}
@@ -1141,14 +564,14 @@ func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *Repos
 			return fmt.Errorf("isUserRepoAdmin: %v", err)
 		} else if !isAdmin {
 			// Make creator repo admin if it wan't assigned automatically
-			if err = repo.addCollaborator(db.GetEngine(ctx), doer); err != nil {
+			if err = addCollaborator(ctx, repo, doer); err != nil {
 				return fmt.Errorf("AddCollaborator: %v", err)
 			}
-			if err = repo.changeCollaborationAccessMode(db.GetEngine(ctx), doer.ID, perm.AccessModeAdmin); err != nil {
+			if err = changeCollaborationAccessMode(db.GetEngine(ctx), repo, doer.ID, perm.AccessModeAdmin); err != nil {
 				return fmt.Errorf("ChangeCollaborationAccessMode: %v", err)
 			}
 		}
-	} else if err = repo.recalculateAccesses(db.GetEngine(ctx)); err != nil {
+	} else if err = recalculateAccesses(ctx, repo); err != nil {
 		// Organization automatically called this in addRepository method.
 		return fmt.Errorf("recalculateAccesses: %v", err)
 	}
@@ -1167,9 +590,8 @@ func CreateRepository(ctx context.Context, doer, u *user_model.User, repo *Repos
 }
 
 // CheckDaemonExportOK creates/removes git-daemon-export-ok for git-daemon...
-func (repo *Repository) CheckDaemonExportOK(ctx context.Context) error {
-	e := db.GetEngine(ctx)
-	if err := repo.getOwner(e); err != nil {
+func CheckDaemonExportOK(ctx context.Context, repo *repo_model.Repository) error {
+	if err := repo.GetOwner(ctx); err != nil {
 		return err
 	}
 
@@ -1198,42 +620,6 @@ func (repo *Repository) CheckDaemonExportOK(ctx context.Context) error {
 	return nil
 }
 
-func countRepositories(userID int64, private bool) int64 {
-	sess := db.GetEngine(db.DefaultContext).Where("id > 0")
-
-	if userID > 0 {
-		sess.And("owner_id = ?", userID)
-	}
-	if !private {
-		sess.And("is_private=?", false)
-	}
-
-	count, err := sess.Count(new(Repository))
-	if err != nil {
-		log.Error("countRepositories: %v", err)
-	}
-	return count
-}
-
-// CountRepositories returns number of repositories.
-// Argument private only takes effect when it is false,
-// set it true to count all repositories.
-func CountRepositories(private bool) int64 {
-	return countRepositories(-1, private)
-}
-
-// CountUserRepositories returns number of repositories user owns.
-// Argument private only takes effect when it is false,
-// set it true to count all repositories.
-func CountUserRepositories(userID int64, private bool) int64 {
-	return countRepositories(userID, private)
-}
-
-// RepoPath returns repository path by given user and repository name.
-func RepoPath(userName, repoName string) string {
-	return filepath.Join(user_model.UserPath(userName), strings.ToLower(repoName)+".git")
-}
-
 // IncrementRepoForkNum increment repository fork number
 func IncrementRepoForkNum(ctx context.Context, repoID int64) error {
 	_, err := db.GetEngine(ctx).Exec("UPDATE `repository` SET num_forks=num_forks+1 WHERE id=?", repoID)
@@ -1247,25 +633,25 @@ func DecrementRepoForkNum(ctx context.Context, repoID int64) error {
 }
 
 // ChangeRepositoryName changes all corresponding setting from old repository name to new one.
-func ChangeRepositoryName(doer *user_model.User, repo *Repository, newRepoName string) (err error) {
+func ChangeRepositoryName(doer *user_model.User, repo *repo_model.Repository, newRepoName string) (err error) {
 	oldRepoName := repo.Name
 	newRepoName = strings.ToLower(newRepoName)
 	if err = IsUsableRepoName(newRepoName); err != nil {
 		return err
 	}
 
-	if err := repo.GetOwner(); err != nil {
+	if err := repo.GetOwner(db.DefaultContext); err != nil {
 		return err
 	}
 
-	has, err := IsRepositoryExist(repo.Owner, newRepoName)
+	has, err := repo_model.IsRepositoryExist(repo.Owner, newRepoName)
 	if err != nil {
 		return fmt.Errorf("IsRepositoryExist: %v", err)
 	} else if has {
 		return ErrRepoAlreadyExist{repo.Owner.Name, newRepoName}
 	}
 
-	newRepoPath := RepoPath(repo.Owner.Name, newRepoName)
+	newRepoPath := repo_model.RepoPath(repo.Owner.Name, newRepoName)
 	if err = util.Rename(repo.RepoPath(), newRepoPath); err != nil {
 		return fmt.Errorf("rename repository directory: %v", err)
 	}
@@ -1277,7 +663,7 @@ func ChangeRepositoryName(doer *user_model.User, repo *Repository, newRepoName s
 		return err
 	}
 	if isExist {
-		if err = util.Rename(wikiPath, WikiPath(repo.Owner.Name, newRepoName)); err != nil {
+		if err = util.Rename(wikiPath, repo_model.WikiPath(repo.Owner.Name, newRepoName)); err != nil {
 			return fmt.Errorf("rename repository wiki: %v", err)
 		}
 	}
@@ -1295,19 +681,19 @@ func ChangeRepositoryName(doer *user_model.User, repo *Repository, newRepoName s
 	return committer.Commit()
 }
 
-func getRepositoriesByForkID(e db.Engine, forkID int64) ([]*Repository, error) {
-	repos := make([]*Repository, 0, 10)
+func getRepositoriesByForkID(e db.Engine, forkID int64) ([]*repo_model.Repository, error) {
+	repos := make([]*repo_model.Repository, 0, 10)
 	return repos, e.
 		Where("fork_id=?", forkID).
 		Find(&repos)
 }
 
 // GetRepositoriesByForkID returns all repositories with given fork ID.
-func GetRepositoriesByForkID(forkID int64) ([]*Repository, error) {
+func GetRepositoriesByForkID(forkID int64) ([]*repo_model.Repository, error) {
 	return getRepositoriesByForkID(db.GetEngine(db.DefaultContext), forkID)
 }
 
-func updateRepository(e db.Engine, repo *Repository, visibilityChanged bool) (err error) {
+func updateRepository(ctx context.Context, repo *repo_model.Repository, visibilityChanged bool) (err error) {
 	repo.LowerName = strings.ToLower(repo.Name)
 
 	if utf8.RuneCountInString(repo.Description) > 255 {
@@ -1317,21 +703,23 @@ func updateRepository(e db.Engine, repo *Repository, visibilityChanged bool) (er
 		repo.Website = string([]rune(repo.Website)[:255])
 	}
 
+	e := db.GetEngine(ctx)
+
 	if _, err = e.ID(repo.ID).AllCols().Update(repo); err != nil {
 		return fmt.Errorf("update: %v", err)
 	}
 
-	if err = repo.updateSize(e); err != nil {
+	if err = updateRepoSize(e, repo); err != nil {
 		log.Error("Failed to update size for repository: %v", err)
 	}
 
 	if visibilityChanged {
-		if err = repo.getOwner(e); err != nil {
+		if err = repo.GetOwner(ctx); err != nil {
 			return fmt.Errorf("getOwner: %v", err)
 		}
 		if repo.Owner.IsOrganization() {
 			// Organization repository need to recalculate access table when visibility is changed.
-			if err = repo.recalculateTeamAccesses(e, 0); err != nil {
+			if err = recalculateTeamAccesses(ctx, repo, 0); err != nil {
 				return fmt.Errorf("recalculateTeamAccesses: %v", err)
 			}
 		}
@@ -1347,7 +735,7 @@ func updateRepository(e db.Engine, repo *Repository, visibilityChanged bool) (er
 		}
 
 		// Create/Remove git-daemon-export-ok for git-daemon...
-		if err := repo.CheckDaemonExportOK(db.WithEngine(db.DefaultContext, e)); err != nil {
+		if err := CheckDaemonExportOK(db.WithEngine(ctx, e), repo); err != nil {
 			return err
 		}
 
@@ -1357,7 +745,7 @@ func updateRepository(e db.Engine, repo *Repository, visibilityChanged bool) (er
 		}
 		for i := range forkRepos {
 			forkRepos[i].IsPrivate = repo.IsPrivate || repo.Owner.Visibility == api.VisibleTypePrivate
-			if err = updateRepository(e, forkRepos[i], true); err != nil {
+			if err = updateRepository(ctx, forkRepos[i], true); err != nil {
 				return fmt.Errorf("updateRepository[%d]: %v", forkRepos[i].ID, err)
 			}
 		}
@@ -1367,19 +755,19 @@ func updateRepository(e db.Engine, repo *Repository, visibilityChanged bool) (er
 }
 
 // UpdateRepositoryCtx updates a repository with db context
-func UpdateRepositoryCtx(ctx context.Context, repo *Repository, visibilityChanged bool) error {
-	return updateRepository(db.GetEngine(ctx), repo, visibilityChanged)
+func UpdateRepositoryCtx(ctx context.Context, repo *repo_model.Repository, visibilityChanged bool) error {
+	return updateRepository(ctx, repo, visibilityChanged)
 }
 
 // UpdateRepository updates a repository
-func UpdateRepository(repo *Repository, visibilityChanged bool) (err error) {
+func UpdateRepository(repo *repo_model.Repository, visibilityChanged bool) (err error) {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
 	}
 	defer committer.Close()
 
-	if err = updateRepository(db.GetEngine(ctx), repo, visibilityChanged); err != nil {
+	if err = updateRepository(ctx, repo, visibilityChanged); err != nil {
 		return fmt.Errorf("updateRepository: %v", err)
 	}
 
@@ -1397,7 +785,7 @@ func UpdateRepositoryOwnerNames(ownerID int64, ownerName string) error {
 	}
 	defer committer.Close()
 
-	if _, err := db.GetEngine(ctx).Where("owner_id = ?", ownerID).Cols("owner_name").Update(&Repository{
+	if _, err := db.GetEngine(ctx).Where("owner_id = ?", ownerID).Cols("owner_name").Update(&repo_model.Repository{
 		OwnerName: ownerName,
 	}); err != nil {
 		return err
@@ -1413,7 +801,7 @@ func UpdateRepositoryUpdatedTime(repoID int64, updateTime time.Time) error {
 }
 
 // UpdateRepositoryUnits updates a repository's units
-func UpdateRepositoryUnits(repo *Repository, units []RepoUnit, deleteUnitTypes []unit.Type) (err error) {
+func UpdateRepositoryUnits(repo *repo_model.Repository, units []repo_model.RepoUnit, deleteUnitTypes []unit.Type) (err error) {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
@@ -1425,7 +813,7 @@ func UpdateRepositoryUnits(repo *Repository, units []RepoUnit, deleteUnitTypes [
 		deleteUnitTypes = append(deleteUnitTypes, u.Type)
 	}
 
-	if _, err = db.GetEngine(ctx).Where("repo_id = ?", repo.ID).In("type", deleteUnitTypes).Delete(new(RepoUnit)); err != nil {
+	if _, err = db.GetEngine(ctx).Where("repo_id = ?", repo.ID).In("type", deleteUnitTypes).Delete(new(repo_model.RepoUnit)); err != nil {
 		return err
 	}
 
@@ -1454,12 +842,17 @@ func DeleteRepository(doer *user_model.User, uid, repoID int64) error {
 		return err
 	}
 
-	repo := &Repository{OwnerID: uid}
+	repo := &repo_model.Repository{OwnerID: uid}
 	has, err := sess.ID(repoID).Get(repo)
 	if err != nil {
 		return err
 	} else if !has {
-		return ErrRepoNotExist{repoID, uid, "", ""}
+		return repo_model.ErrRepoNotExist{
+			ID:        repoID,
+			UID:       uid,
+			OwnerName: "",
+			Name:      "",
+		}
 	}
 
 	// Delete Deploy Keys
@@ -1468,15 +861,20 @@ func DeleteRepository(doer *user_model.User, uid, repoID int64) error {
 		return fmt.Errorf("listDeployKeys: %v", err)
 	}
 	for _, dKey := range deployKeys {
-		if err := deleteDeployKey(sess, doer, dKey.ID); err != nil {
+		if err := deleteDeployKey(ctx, doer, dKey.ID); err != nil {
 			return fmt.Errorf("deleteDeployKeys: %v", err)
 		}
 	}
 
-	if cnt, err := sess.ID(repoID).Delete(&Repository{}); err != nil {
+	if cnt, err := sess.ID(repoID).Delete(&repo_model.Repository{}); err != nil {
 		return err
 	} else if cnt != 1 {
-		return ErrRepoNotExist{repoID, uid, "", ""}
+		return repo_model.ErrRepoNotExist{
+			ID:        repoID,
+			UID:       uid,
+			OwnerName: "",
+			Name:      "",
+		}
 	}
 
 	if org.IsOrganization() {
@@ -1487,7 +885,7 @@ func DeleteRepository(doer *user_model.User, uid, repoID int64) error {
 		for _, t := range teams {
 			if !t.hasRepository(sess, repoID) {
 				continue
-			} else if err = t.removeRepository(sess, repo, false); err != nil {
+			} else if err = t.removeRepository(ctx, repo, false); err != nil {
 				return err
 			}
 		}
@@ -1517,18 +915,18 @@ func DeleteRepository(doer *user_model.User, uid, repoID int64) error {
 		&DeletedBranch{RepoID: repoID},
 		&webhook.HookTask{RepoID: repoID},
 		&LFSLock{RepoID: repoID},
-		&LanguageStat{RepoID: repoID},
+		&repo_model.LanguageStat{RepoID: repoID},
 		&Milestone{RepoID: repoID},
-		&Mirror{RepoID: repoID},
+		&repo_model.Mirror{RepoID: repoID},
 		&Notification{RepoID: repoID},
 		&ProtectedBranch{RepoID: repoID},
 		&ProtectedTag{RepoID: repoID},
 		&PullRequest{BaseRepoID: repoID},
-		&PushMirror{RepoID: repoID},
+		&repo_model.PushMirror{RepoID: repoID},
 		&Release{RepoID: repoID},
-		&RepoIndexerStatus{RepoID: repoID},
+		&repo_model.RepoIndexerStatus{RepoID: repoID},
 		&RepoRedirect{RedirectRepoID: repoID},
-		&RepoUnit{RepoID: repoID},
+		&repo_model.RepoUnit{RepoID: repoID},
 		&Star{RepoID: repoID},
 		&Task{RepoID: repoID},
 		&Watch{RepoID: repoID},
@@ -1697,132 +1095,6 @@ func DeleteRepository(doer *user_model.User, uid, repoID int64) error {
 	return nil
 }
 
-// GetRepositoryByOwnerAndName returns the repository by given ownername and reponame.
-func GetRepositoryByOwnerAndName(ownerName, repoName string) (*Repository, error) {
-	return getRepositoryByOwnerAndName(db.GetEngine(db.DefaultContext), ownerName, repoName)
-}
-
-func getRepositoryByOwnerAndName(e db.Engine, ownerName, repoName string) (*Repository, error) {
-	var repo Repository
-	has, err := e.Table("repository").Select("repository.*").
-		Join("INNER", "`user`", "`user`.id = repository.owner_id").
-		Where("repository.lower_name = ?", strings.ToLower(repoName)).
-		And("`user`.lower_name = ?", strings.ToLower(ownerName)).
-		Get(&repo)
-	if err != nil {
-		return nil, err
-	} else if !has {
-		return nil, ErrRepoNotExist{0, 0, ownerName, repoName}
-	}
-	return &repo, nil
-}
-
-// GetRepositoryByName returns the repository by given name under user if exists.
-func GetRepositoryByName(ownerID int64, name string) (*Repository, error) {
-	repo := &Repository{
-		OwnerID:   ownerID,
-		LowerName: strings.ToLower(name),
-	}
-	has, err := db.GetEngine(db.DefaultContext).Get(repo)
-	if err != nil {
-		return nil, err
-	} else if !has {
-		return nil, ErrRepoNotExist{0, ownerID, "", name}
-	}
-	return repo, err
-}
-
-func getRepositoryByID(e db.Engine, id int64) (*Repository, error) {
-	repo := new(Repository)
-	has, err := e.ID(id).Get(repo)
-	if err != nil {
-		return nil, err
-	} else if !has {
-		return nil, ErrRepoNotExist{id, 0, "", ""}
-	}
-	return repo, nil
-}
-
-// GetRepositoryByID returns the repository by given id if exists.
-func GetRepositoryByID(id int64) (*Repository, error) {
-	return getRepositoryByID(db.GetEngine(db.DefaultContext), id)
-}
-
-// GetRepositoryByIDCtx returns the repository by given id if exists.
-func GetRepositoryByIDCtx(ctx context.Context, id int64) (*Repository, error) {
-	return getRepositoryByID(db.GetEngine(ctx), id)
-}
-
-// GetRepositoriesMapByIDs returns the repositories by given id slice.
-func GetRepositoriesMapByIDs(ids []int64) (map[int64]*Repository, error) {
-	repos := make(map[int64]*Repository, len(ids))
-	return repos, db.GetEngine(db.DefaultContext).In("id", ids).Find(&repos)
-}
-
-// GetUserRepositories returns a list of repositories of given user.
-func GetUserRepositories(opts *SearchRepoOptions) ([]*Repository, int64, error) {
-	if len(opts.OrderBy) == 0 {
-		opts.OrderBy = "updated_unix DESC"
-	}
-
-	cond := builder.NewCond()
-	cond = cond.And(builder.Eq{"owner_id": opts.Actor.ID})
-	if !opts.Private {
-		cond = cond.And(builder.Eq{"is_private": false})
-	}
-
-	if opts.LowerNames != nil && len(opts.LowerNames) > 0 {
-		cond = cond.And(builder.In("lower_name", opts.LowerNames))
-	}
-
-	sess := db.GetEngine(db.DefaultContext)
-
-	count, err := sess.Where(cond).Count(new(Repository))
-	if err != nil {
-		return nil, 0, fmt.Errorf("Count: %v", err)
-	}
-
-	sess = sess.Where(cond).OrderBy(opts.OrderBy.String())
-	repos := make([]*Repository, 0, opts.PageSize)
-	return repos, count, db.SetSessionPagination(sess, opts).Find(&repos)
-}
-
-// GetUserMirrorRepositories returns a list of mirror repositories of given user.
-func GetUserMirrorRepositories(userID int64) ([]*Repository, error) {
-	repos := make([]*Repository, 0, 10)
-	return repos, db.GetEngine(db.DefaultContext).
-		Where("owner_id = ?", userID).
-		And("is_mirror = ?", true).
-		Find(&repos)
-}
-
-func getRepositoryCount(e db.Engine, ownerID int64) (int64, error) {
-	return e.Count(&Repository{OwnerID: ownerID})
-}
-
-func getPublicRepositoryCount(e db.Engine, u *user_model.User) (int64, error) {
-	return e.Where("is_private = ?", false).Count(&Repository{OwnerID: u.ID})
-}
-
-func getPrivateRepositoryCount(e db.Engine, u *user_model.User) (int64, error) {
-	return e.Where("is_private = ?", true).Count(&Repository{OwnerID: u.ID})
-}
-
-// GetRepositoryCount returns the total number of repositories of user.
-func GetRepositoryCount(ctx context.Context, ownerID int64) (int64, error) {
-	return getRepositoryCount(db.GetEngine(ctx), ownerID)
-}
-
-// GetPublicRepositoryCount returns the total number of public repositories of user.
-func GetPublicRepositoryCount(u *user_model.User) (int64, error) {
-	return getPublicRepositoryCount(db.GetEngine(db.DefaultContext), u)
-}
-
-// GetPrivateRepositoryCount returns the total number of private repositories of user.
-func GetPrivateRepositoryCount(u *user_model.User) (int64, error) {
-	return getPrivateRepositoryCount(db.GetEngine(db.DefaultContext), u)
-}
-
 type repoChecker struct {
 	querySQL, correctSQL string
 	desc                 string
@@ -1958,9 +1230,9 @@ func CheckRepoStats(ctx context.Context) error {
 			}
 			log.Trace("Updating repository count 'num_forks': %d", id)
 
-			repo, err := GetRepositoryByID(id)
+			repo, err := repo_model.GetRepositoryByID(id)
 			if err != nil {
-				log.Error("GetRepositoryByID[%d]: %v", id, err)
+				log.Error("repo_model.GetRepositoryByID[%d]: %v", id, err)
 				continue
 			}
 
@@ -1982,7 +1254,7 @@ func CheckRepoStats(ctx context.Context) error {
 }
 
 // SetArchiveRepoState sets if a repo is archived
-func (repo *Repository) SetArchiveRepoState(isArchived bool) (err error) {
+func SetArchiveRepoState(repo *repo_model.Repository, isArchived bool) (err error) {
 	repo.IsArchived = isArchived
 	_, err = db.GetEngine(db.DefaultContext).Where("id = ?", repo.ID).Cols("is_archived").NoAutoTime().Update(repo)
 	return
@@ -1996,8 +1268,8 @@ func (repo *Repository) SetArchiveRepoState(isArchived bool) (err error) {
 //      \/                   \/
 
 // GetForkedRepo checks if given user has already forked a repository with given ID.
-func GetForkedRepo(ownerID, repoID int64) *Repository {
-	repo := new(Repository)
+func GetForkedRepo(ownerID, repoID int64) *repo_model.Repository {
+	repo := new(repo_model.Repository)
 	has, _ := db.GetEngine(db.DefaultContext).
 		Where("owner_id=? AND fork_id=?", ownerID, repoID).
 		Get(repo)
@@ -2016,40 +1288,22 @@ func HasForkedRepo(ownerID, repoID int64) bool {
 	return has
 }
 
-// CopyLFS copies LFS data from one repo to another
-func CopyLFS(ctx context.Context, newRepo, oldRepo *Repository) error {
-	var lfsObjects []*LFSMetaObject
-	if err := db.GetEngine(ctx).Where("repository_id=?", oldRepo.ID).Find(&lfsObjects); err != nil {
-		return err
-	}
-
-	for _, v := range lfsObjects {
-		v.ID = 0
-		v.RepositoryID = newRepo.ID
-		if _, err := db.GetEngine(ctx).Insert(v); err != nil {
-			return err
-		}
-	}
-
-	return nil
-}
-
 // GetForks returns all the forks of the repository
-func (repo *Repository) GetForks(listOptions db.ListOptions) ([]*Repository, error) {
+func GetForks(repo *repo_model.Repository, listOptions db.ListOptions) ([]*repo_model.Repository, error) {
 	if listOptions.Page == 0 {
-		forks := make([]*Repository, 0, repo.NumForks)
-		return forks, db.GetEngine(db.DefaultContext).Find(&forks, &Repository{ForkID: repo.ID})
+		forks := make([]*repo_model.Repository, 0, repo.NumForks)
+		return forks, db.GetEngine(db.DefaultContext).Find(&forks, &repo_model.Repository{ForkID: repo.ID})
 	}
 
 	sess := db.GetPaginatedSession(&listOptions)
-	forks := make([]*Repository, 0, listOptions.PageSize)
-	return forks, sess.Find(&forks, &Repository{ForkID: repo.ID})
+	forks := make([]*repo_model.Repository, 0, listOptions.PageSize)
+	return forks, sess.Find(&forks, &repo_model.Repository{ForkID: repo.ID})
 }
 
 // GetUserFork return user forked repository from this repository, if not forked return nil
-func (repo *Repository) GetUserFork(userID int64) (*Repository, error) {
-	var forkedRepo Repository
-	has, err := db.GetEngine(db.DefaultContext).Where("fork_id = ?", repo.ID).And("owner_id = ?", userID).Get(&forkedRepo)
+func GetUserFork(repoID, userID int64) (*repo_model.Repository, error) {
+	var forkedRepo repo_model.Repository
+	has, err := db.GetEngine(db.DefaultContext).Where("fork_id = ?", repoID).And("owner_id = ?", userID).Get(&forkedRepo)
 	if err != nil {
 		return nil, err
 	}
@@ -2059,54 +1313,16 @@ func (repo *Repository) GetUserFork(userID int64) (*Repository, error) {
 	return &forkedRepo, nil
 }
 
-// GetOriginalURLHostname returns the hostname of a URL or the URL
-func (repo *Repository) GetOriginalURLHostname() string {
-	u, err := url.Parse(repo.OriginalURL)
-	if err != nil {
-		return repo.OriginalURL
-	}
-
-	return u.Host
-}
-
-// GetTreePathLock returns LSF lock for the treePath
-func (repo *Repository) GetTreePathLock(treePath string) (*LFSLock, error) {
-	if setting.LFS.StartServer {
-		locks, err := GetLFSLockByRepoID(repo.ID, 0, 0)
-		if err != nil {
-			return nil, err
-		}
-		for _, lock := range locks {
-			if lock.Path == treePath {
-				return lock, nil
-			}
-		}
-	}
-	return nil, nil
-}
-
-func updateRepositoryCols(e db.Engine, repo *Repository, cols ...string) error {
+func updateRepositoryCols(e db.Engine, repo *repo_model.Repository, cols ...string) error {
 	_, err := e.ID(repo.ID).Cols(cols...).Update(repo)
 	return err
 }
 
 // UpdateRepositoryCols updates repository's columns
-func UpdateRepositoryCols(repo *Repository, cols ...string) error {
+func UpdateRepositoryCols(repo *repo_model.Repository, cols ...string) error {
 	return updateRepositoryCols(db.GetEngine(db.DefaultContext), repo, cols...)
 }
 
-// GetTrustModel will get the TrustModel for the repo or the default trust model
-func (repo *Repository) GetTrustModel() TrustModelType {
-	trustModel := repo.TrustModel
-	if trustModel == DefaultTrustModel {
-		trustModel = ToTrustModel(setting.Repository.Signing.DefaultTrustModel)
-		if trustModel == DefaultTrustModel {
-			return CollaboratorTrustModel
-		}
-	}
-	return trustModel
-}
-
 func updateUserStarNumbers(users []user_model.User) error {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
@@ -2147,11 +1363,11 @@ func DoctorUserStarNum() (err error) {
 }
 
 // IterateRepository iterate repositories
-func IterateRepository(f func(repo *Repository) error) error {
+func IterateRepository(f func(repo *repo_model.Repository) error) error {
 	var start int
 	batchSize := setting.Database.IterateBufferSize
 	for {
-		repos := make([]*Repository, 0, batchSize)
+		repos := make([]*repo_model.Repository, 0, batchSize)
 		if err := db.GetEngine(db.DefaultContext).Limit(batchSize, start).Find(&repos); err != nil {
 			return err
 		}
@@ -2169,13 +1385,13 @@ func IterateRepository(f func(repo *Repository) error) error {
 }
 
 // LinkedRepository returns the linked repo if any
-func LinkedRepository(a *repo_model.Attachment) (*Repository, unit.Type, error) {
+func LinkedRepository(a *repo_model.Attachment) (*repo_model.Repository, unit.Type, error) {
 	if a.IssueID != 0 {
 		iss, err := GetIssueByID(a.IssueID)
 		if err != nil {
 			return nil, unit.TypeIssues, err
 		}
-		repo, err := GetRepositoryByID(iss.RepoID)
+		repo, err := repo_model.GetRepositoryByID(iss.RepoID)
 		unitType := unit.TypeIssues
 		if iss.IsPull {
 			unitType = unit.TypePullRequests
@@ -2186,7 +1402,7 @@ func LinkedRepository(a *repo_model.Attachment) (*Repository, unit.Type, error)
 		if err != nil {
 			return nil, unit.TypeReleases, err
 		}
-		repo, err := GetRepositoryByID(rel.RepoID)
+		repo, err := repo_model.GetRepositoryByID(rel.RepoID)
 		return repo, unit.TypeReleases, err
 	}
 	return nil, -1, nil
diff --git a/models/repo/avatar.go b/models/repo/avatar.go
new file mode 100644
index 0000000000..f11f868d63
--- /dev/null
+++ b/models/repo/avatar.go
@@ -0,0 +1,94 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package repo
+
+import (
+	"fmt"
+	"image/png"
+	"io"
+	"net/url"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/modules/avatar"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/storage"
+)
+
+// CustomAvatarRelativePath returns repository custom avatar file path.
+func (repo *Repository) CustomAvatarRelativePath() string {
+	return repo.Avatar
+}
+
+// RelAvatarLink returns a relative link to the repository's avatar.
+func (repo *Repository) RelAvatarLink() string {
+	return repo.relAvatarLink(db.GetEngine(db.DefaultContext))
+}
+
+// generateRandomAvatar generates a random avatar for repository.
+func generateRandomAvatar(e db.Engine, repo *Repository) error {
+	idToString := fmt.Sprintf("%d", repo.ID)
+
+	seed := idToString
+	img, err := avatar.RandomImage([]byte(seed))
+	if err != nil {
+		return fmt.Errorf("RandomImage: %v", err)
+	}
+
+	repo.Avatar = idToString
+
+	if err := storage.SaveFrom(storage.RepoAvatars, repo.CustomAvatarRelativePath(), func(w io.Writer) error {
+		if err := png.Encode(w, img); err != nil {
+			log.Error("Encode: %v", err)
+		}
+		return err
+	}); err != nil {
+		return fmt.Errorf("Failed to create dir %s: %v", repo.CustomAvatarRelativePath(), err)
+	}
+
+	log.Info("New random avatar created for repository: %d", repo.ID)
+
+	if _, err := e.ID(repo.ID).Cols("avatar").NoAutoTime().Update(repo); err != nil {
+		return err
+	}
+
+	return nil
+}
+
+func (repo *Repository) relAvatarLink(e db.Engine) string {
+	// If no avatar - path is empty
+	avatarPath := repo.CustomAvatarRelativePath()
+	if len(avatarPath) == 0 {
+		switch mode := setting.RepoAvatar.Fallback; mode {
+		case "image":
+			return setting.RepoAvatar.FallbackImage
+		case "random":
+			if err := generateRandomAvatar(e, repo); err != nil {
+				log.Error("generateRandomAvatar: %v", err)
+			}
+		default:
+			// default behaviour: do not display avatar
+			return ""
+		}
+	}
+	return setting.AppSubURL + "/repo-avatars/" + url.PathEscape(repo.Avatar)
+}
+
+// AvatarLink returns a link to the repository's avatar.
+func (repo *Repository) AvatarLink() string {
+	return repo.avatarLink(db.GetEngine(db.DefaultContext))
+}
+
+// avatarLink returns user avatar absolute link.
+func (repo *Repository) avatarLink(e db.Engine) string {
+	link := repo.relAvatarLink(e)
+	// we only prepend our AppURL to our known (relative, internal) avatar link to get an absolute URL
+	if strings.HasPrefix(link, "/") && !strings.HasPrefix(link, "//") {
+		return setting.AppURL + strings.TrimPrefix(link, setting.AppSubURL)[1:]
+	}
+	// otherwise, return the link as it is
+	return link
+}
diff --git a/models/repo/git.go b/models/repo/git.go
new file mode 100644
index 0000000000..509020565a
--- /dev/null
+++ b/models/repo/git.go
@@ -0,0 +1,31 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package repo
+
+import "code.gitea.io/gitea/models/db"
+
+// MergeStyle represents the approach to merge commits into base branch.
+type MergeStyle string
+
+const (
+	// MergeStyleMerge create merge commit
+	MergeStyleMerge MergeStyle = "merge"
+	// MergeStyleRebase rebase before merging
+	MergeStyleRebase MergeStyle = "rebase"
+	// MergeStyleRebaseMerge rebase before merging with merge commit (--no-ff)
+	MergeStyleRebaseMerge MergeStyle = "rebase-merge"
+	// MergeStyleSquash squash commits into single commit before merging
+	MergeStyleSquash MergeStyle = "squash"
+	// MergeStyleManuallyMerged pr has been merged manually, just mark it as merged directly
+	MergeStyleManuallyMerged MergeStyle = "manually-merged"
+	// MergeStyleRebaseUpdate not a merge style, used to update pull head by rebase
+	MergeStyleRebaseUpdate MergeStyle = "rebase-update-only"
+)
+
+// UpdateDefaultBranch updates the default branch
+func UpdateDefaultBranch(repo *Repository) error {
+	_, err := db.GetEngine(db.DefaultContext).ID(repo.ID).Cols("default_branch").Update(repo)
+	return err
+}
diff --git a/models/repo_issue.go b/models/repo/issue.go
similarity index 70%
rename from models/repo_issue.go
rename to models/repo/issue.go
index 32bfdc15b6..3edcc7b5a0 100644
--- a/models/repo_issue.go
+++ b/models/repo/issue.go
@@ -2,10 +2,14 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
+	"context"
+
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/unit"
+	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
 )
 
@@ -45,3 +49,19 @@ func (repo *Repository) AllowOnlyContributorsToTrackTime() bool {
 	}
 	return u.IssuesConfig().AllowOnlyContributorsToTrackTime
 }
+
+// IsDependenciesEnabled returns if dependencies are enabled and returns the default setting if not set.
+func (repo *Repository) IsDependenciesEnabled() bool {
+	return repo.IsDependenciesEnabledCtx(db.DefaultContext)
+}
+
+// IsDependenciesEnabledCtx returns if dependencies are enabled and returns the default setting if not set.
+func (repo *Repository) IsDependenciesEnabledCtx(ctx context.Context) bool {
+	var u *RepoUnit
+	var err error
+	if u, err = repo.getUnit(ctx, unit.TypeIssues); err != nil {
+		log.Trace("%s", err)
+		return setting.Service.DefaultEnableDependencies
+	}
+	return u.IssuesConfig().EnableDependencies
+}
diff --git a/models/repo_language_stats.go b/models/repo/language_stats.go
similarity index 85%
rename from models/repo_language_stats.go
rename to models/repo/language_stats.go
index 79de42ce0c..3b0888b6bd 100644
--- a/models/repo_language_stats.go
+++ b/models/repo/language_stats.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"math"
@@ -34,7 +34,8 @@ func init() {
 // LanguageStatList defines a list of language statistics
 type LanguageStatList []*LanguageStat
 
-func (stats LanguageStatList) loadAttributes() {
+// LoadAttributes loads attributes
+func (stats LanguageStatList) LoadAttributes() {
 	for i := range stats {
 		stats[i].Color = enry.GetColor(stats[i].Language)
 	}
@@ -65,7 +66,7 @@ func (stats LanguageStatList) getLanguagePercentages() map[string]float32 {
 	return langPerc
 }
 
-func (repo *Repository) getLanguageStats(e db.Engine) (LanguageStatList, error) {
+func getLanguageStats(e db.Engine, repo *Repository) (LanguageStatList, error) {
 	stats := make(LanguageStatList, 0, 6)
 	if err := e.Where("`repo_id` = ?", repo.ID).Desc("`size`").Find(&stats); err != nil {
 		return nil, err
@@ -74,13 +75,13 @@ func (repo *Repository) getLanguageStats(e db.Engine) (LanguageStatList, error)
 }
 
 // GetLanguageStats returns the language statistics for a repository
-func (repo *Repository) GetLanguageStats() (LanguageStatList, error) {
-	return repo.getLanguageStats(db.GetEngine(db.DefaultContext))
+func GetLanguageStats(repo *Repository) (LanguageStatList, error) {
+	return getLanguageStats(db.GetEngine(db.DefaultContext), repo)
 }
 
 // GetTopLanguageStats returns the top language statistics for a repository
-func (repo *Repository) GetTopLanguageStats(limit int) (LanguageStatList, error) {
-	stats, err := repo.getLanguageStats(db.GetEngine(db.DefaultContext))
+func GetTopLanguageStats(repo *Repository, limit int) (LanguageStatList, error) {
+	stats, err := getLanguageStats(db.GetEngine(db.DefaultContext), repo)
 	if err != nil {
 		return nil, err
 	}
@@ -106,12 +107,12 @@ func (repo *Repository) GetTopLanguageStats(limit int) (LanguageStatList, error)
 			Percentage: float32(math.Round(float64(other)*10) / 10),
 		})
 	}
-	topstats.loadAttributes()
+	topstats.LoadAttributes()
 	return topstats, nil
 }
 
 // UpdateLanguageStats updates the language statistics for repository
-func (repo *Repository) UpdateLanguageStats(commitID string, stats map[string]int64) error {
+func UpdateLanguageStats(repo *Repository, commitID string, stats map[string]int64) error {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
@@ -119,7 +120,7 @@ func (repo *Repository) UpdateLanguageStats(commitID string, stats map[string]in
 	defer committer.Close()
 	sess := db.GetEngine(ctx)
 
-	oldstats, err := repo.getLanguageStats(sess)
+	oldstats, err := getLanguageStats(sess, repo)
 	if err != nil {
 		return err
 	}
@@ -175,7 +176,7 @@ func (repo *Repository) UpdateLanguageStats(commitID string, stats map[string]in
 	}
 
 	// Update indexer status
-	if err = repo.updateIndexerStatus(sess, RepoIndexerTypeStats, commitID); err != nil {
+	if err = updateIndexerStatus(sess, repo, RepoIndexerTypeStats, commitID); err != nil {
 		return err
 	}
 
@@ -203,7 +204,7 @@ func CopyLanguageStat(originalRepo, destRepo *Repository) error {
 		}
 		// update destRepo's indexer status
 		tmpCommitID := RepoLang[0].CommitID
-		if err := destRepo.updateIndexerStatus(sess, RepoIndexerTypeStats, tmpCommitID); err != nil {
+		if err := updateIndexerStatus(sess, destRepo, RepoIndexerTypeStats, tmpCommitID); err != nil {
 			return err
 		}
 		if _, err := sess.Insert(&RepoLang); err != nil {
diff --git a/models/repo/main_test.go b/models/repo/main_test.go
index aa960bf132..f40a976281 100644
--- a/models/repo/main_test.go
+++ b/models/repo/main_test.go
@@ -15,5 +15,8 @@ func TestMain(m *testing.M) {
 	unittest.MainTest(m, filepath.Join("..", ".."),
 		"attachment.yml",
 		"repo_archiver.yml",
+		"repository.yml",
+		"repo_unit.yml",
+		"repo_indexer_status.yml",
 	)
 }
diff --git a/models/repo_mirror.go b/models/repo/mirror.go
similarity index 75%
rename from models/repo_mirror.go
rename to models/repo/mirror.go
index e28d0d2517..bdb449af3a 100644
--- a/models/repo_mirror.go
+++ b/models/repo/mirror.go
@@ -3,9 +3,11 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
+	"errors"
+	"fmt"
 	"time"
 
 	"code.gitea.io/gitea/models/db"
@@ -15,6 +17,11 @@ import (
 	"xorm.io/xorm"
 )
 
+var (
+	// ErrMirrorNotExist mirror does not exist error
+	ErrMirrorNotExist = errors.New("Mirror does not exist")
+)
+
 // RemoteMirrorer defines base methods for pull/push mirrors.
 type RemoteMirrorer interface {
 	GetRepository() *Repository
@@ -128,3 +135,43 @@ func InsertMirror(mirror *Mirror) error {
 	_, err := db.GetEngine(db.DefaultContext).Insert(mirror)
 	return err
 }
+
+// MirrorRepositoryList contains the mirror repositories
+type MirrorRepositoryList []*Repository
+
+func (repos MirrorRepositoryList) loadAttributes(e db.Engine) error {
+	if len(repos) == 0 {
+		return nil
+	}
+
+	// Load mirrors.
+	repoIDs := make([]int64, 0, len(repos))
+	for i := range repos {
+		if !repos[i].IsMirror {
+			continue
+		}
+
+		repoIDs = append(repoIDs, repos[i].ID)
+	}
+	mirrors := make([]*Mirror, 0, len(repoIDs))
+	if err := e.
+		Where("id > 0").
+		In("repo_id", repoIDs).
+		Find(&mirrors); err != nil {
+		return fmt.Errorf("find mirrors: %v", err)
+	}
+
+	set := make(map[int64]*Mirror)
+	for i := range mirrors {
+		set[mirrors[i].RepoID] = mirrors[i]
+	}
+	for i := range repos {
+		repos[i].Mirror = set[repos[i].ID]
+	}
+	return nil
+}
+
+// LoadAttributes loads the attributes for the given MirrorRepositoryList
+func (repos MirrorRepositoryList) LoadAttributes() error {
+	return repos.loadAttributes(db.GetEngine(db.DefaultContext))
+}
diff --git a/models/repo_pushmirror.go b/models/repo/pushmirror.go
similarity index 99%
rename from models/repo_pushmirror.go
rename to models/repo/pushmirror.go
index 38a1a66947..0b62161641 100644
--- a/models/repo_pushmirror.go
+++ b/models/repo/pushmirror.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"errors"
diff --git a/models/repo_pushmirror_test.go b/models/repo/pushmirror_test.go
similarity index 98%
rename from models/repo_pushmirror_test.go
rename to models/repo/pushmirror_test.go
index aa4465082f..eff31fbac2 100644
--- a/models/repo_pushmirror_test.go
+++ b/models/repo/pushmirror_test.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"testing"
diff --git a/models/repo/repo.go b/models/repo/repo.go
new file mode 100644
index 0000000000..9353e813bc
--- /dev/null
+++ b/models/repo/repo.go
@@ -0,0 +1,736 @@
+// Copyright 2021 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package repo
+
+import (
+	"context"
+	"fmt"
+	"html/template"
+	"net"
+	"net/url"
+	"path/filepath"
+	"strconv"
+	"strings"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/unit"
+	user_model "code.gitea.io/gitea/models/user"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/markup"
+	"code.gitea.io/gitea/modules/setting"
+	api "code.gitea.io/gitea/modules/structs"
+	"code.gitea.io/gitea/modules/timeutil"
+	"code.gitea.io/gitea/modules/util"
+)
+
+// TrustModelType defines the types of trust model for this repository
+type TrustModelType int
+
+// kinds of TrustModel
+const (
+	DefaultTrustModel TrustModelType = iota // default trust model
+	CommitterTrustModel
+	CollaboratorTrustModel
+	CollaboratorCommitterTrustModel
+)
+
+// String converts a TrustModelType to a string
+func (t TrustModelType) String() string {
+	switch t {
+	case DefaultTrustModel:
+		return "default"
+	case CommitterTrustModel:
+		return "committer"
+	case CollaboratorTrustModel:
+		return "collaborator"
+	case CollaboratorCommitterTrustModel:
+		return "collaboratorcommitter"
+	}
+	return "default"
+}
+
+// ToTrustModel converts a string to a TrustModelType
+func ToTrustModel(model string) TrustModelType {
+	switch strings.ToLower(strings.TrimSpace(model)) {
+	case "default":
+		return DefaultTrustModel
+	case "collaborator":
+		return CollaboratorTrustModel
+	case "committer":
+		return CommitterTrustModel
+	case "collaboratorcommitter":
+		return CollaboratorCommitterTrustModel
+	}
+	return DefaultTrustModel
+}
+
+// RepositoryStatus defines the status of repository
+type RepositoryStatus int
+
+// all kinds of RepositoryStatus
+const (
+	RepositoryReady           RepositoryStatus = iota // a normal repository
+	RepositoryBeingMigrated                           // repository is migrating
+	RepositoryPendingTransfer                         // repository pending in ownership transfer state
+	RepositoryBroken                                  // repository is in a permanently broken state
+)
+
+// Repository represents a git repository.
+type Repository struct {
+	ID                  int64 `xorm:"pk autoincr"`
+	OwnerID             int64 `xorm:"UNIQUE(s) index"`
+	OwnerName           string
+	Owner               *user_model.User   `xorm:"-"`
+	LowerName           string             `xorm:"UNIQUE(s) INDEX NOT NULL"`
+	Name                string             `xorm:"INDEX NOT NULL"`
+	Description         string             `xorm:"TEXT"`
+	Website             string             `xorm:"VARCHAR(2048)"`
+	OriginalServiceType api.GitServiceType `xorm:"index"`
+	OriginalURL         string             `xorm:"VARCHAR(2048)"`
+	DefaultBranch       string
+
+	NumWatches          int
+	NumStars            int
+	NumForks            int
+	NumIssues           int
+	NumClosedIssues     int
+	NumOpenIssues       int `xorm:"-"`
+	NumPulls            int
+	NumClosedPulls      int
+	NumOpenPulls        int `xorm:"-"`
+	NumMilestones       int `xorm:"NOT NULL DEFAULT 0"`
+	NumClosedMilestones int `xorm:"NOT NULL DEFAULT 0"`
+	NumOpenMilestones   int `xorm:"-"`
+	NumProjects         int `xorm:"NOT NULL DEFAULT 0"`
+	NumClosedProjects   int `xorm:"NOT NULL DEFAULT 0"`
+	NumOpenProjects     int `xorm:"-"`
+
+	IsPrivate  bool `xorm:"INDEX"`
+	IsEmpty    bool `xorm:"INDEX"`
+	IsArchived bool `xorm:"INDEX"`
+	IsMirror   bool `xorm:"INDEX"`
+	*Mirror    `xorm:"-"`
+	Status     RepositoryStatus `xorm:"NOT NULL DEFAULT 0"`
+
+	RenderingMetas         map[string]string `xorm:"-"`
+	DocumentRenderingMetas map[string]string `xorm:"-"`
+	Units                  []*RepoUnit       `xorm:"-"`
+	PrimaryLanguage        *LanguageStat     `xorm:"-"`
+
+	IsFork                          bool               `xorm:"INDEX NOT NULL DEFAULT false"`
+	ForkID                          int64              `xorm:"INDEX"`
+	BaseRepo                        *Repository        `xorm:"-"`
+	IsTemplate                      bool               `xorm:"INDEX NOT NULL DEFAULT false"`
+	TemplateID                      int64              `xorm:"INDEX"`
+	Size                            int64              `xorm:"NOT NULL DEFAULT 0"`
+	CodeIndexerStatus               *RepoIndexerStatus `xorm:"-"`
+	StatsIndexerStatus              *RepoIndexerStatus `xorm:"-"`
+	IsFsckEnabled                   bool               `xorm:"NOT NULL DEFAULT true"`
+	CloseIssuesViaCommitInAnyBranch bool               `xorm:"NOT NULL DEFAULT false"`
+	Topics                          []string           `xorm:"TEXT JSON"`
+
+	TrustModel TrustModelType
+
+	// Avatar: ID(10-20)-md5(32) - must fit into 64 symbols
+	Avatar string `xorm:"VARCHAR(64)"`
+
+	CreatedUnix timeutil.TimeStamp `xorm:"INDEX created"`
+	UpdatedUnix timeutil.TimeStamp `xorm:"INDEX updated"`
+}
+
+func init() {
+	db.RegisterModel(new(Repository))
+}
+
+// SanitizedOriginalURL returns a sanitized OriginalURL
+func (repo *Repository) SanitizedOriginalURL() string {
+	if repo.OriginalURL == "" {
+		return ""
+	}
+	u, err := url.Parse(repo.OriginalURL)
+	if err != nil {
+		return ""
+	}
+	u.User = nil
+	return u.String()
+}
+
+// ColorFormat returns a colored string to represent this repo
+func (repo *Repository) ColorFormat(s fmt.State) {
+	log.ColorFprintf(s, "%d:%s/%s",
+		log.NewColoredIDValue(repo.ID),
+		repo.OwnerName,
+		repo.Name)
+}
+
+// IsBeingMigrated indicates that repository is being migrated
+func (repo *Repository) IsBeingMigrated() bool {
+	return repo.Status == RepositoryBeingMigrated
+}
+
+// IsBeingCreated indicates that repository is being migrated or forked
+func (repo *Repository) IsBeingCreated() bool {
+	return repo.IsBeingMigrated()
+}
+
+// IsBroken indicates that repository is broken
+func (repo *Repository) IsBroken() bool {
+	return repo.Status == RepositoryBroken
+}
+
+// AfterLoad is invoked from XORM after setting the values of all fields of this object.
+func (repo *Repository) AfterLoad() {
+	// FIXME: use models migration to solve all at once.
+	if len(repo.DefaultBranch) == 0 {
+		repo.DefaultBranch = setting.Repository.DefaultBranch
+	}
+
+	repo.NumOpenIssues = repo.NumIssues - repo.NumClosedIssues
+	repo.NumOpenPulls = repo.NumPulls - repo.NumClosedPulls
+	repo.NumOpenMilestones = repo.NumMilestones - repo.NumClosedMilestones
+	repo.NumOpenProjects = repo.NumProjects - repo.NumClosedProjects
+}
+
+// MustOwner always returns a valid *user_model.User object to avoid
+// conceptually impossible error handling.
+// It creates a fake object that contains error details
+// when error occurs.
+func (repo *Repository) MustOwner() *user_model.User {
+	return repo.mustOwner(db.DefaultContext)
+}
+
+// FullName returns the repository full name
+func (repo *Repository) FullName() string {
+	return repo.OwnerName + "/" + repo.Name
+}
+
+// HTMLURL returns the repository HTML URL
+func (repo *Repository) HTMLURL() string {
+	return setting.AppURL + url.PathEscape(repo.OwnerName) + "/" + url.PathEscape(repo.Name)
+}
+
+// CommitLink make link to by commit full ID
+// note: won't check whether it's an right id
+func (repo *Repository) CommitLink(commitID string) (result string) {
+	if commitID == "" || commitID == "0000000000000000000000000000000000000000" {
+		result = ""
+	} else {
+		result = repo.HTMLURL() + "/commit/" + url.PathEscape(commitID)
+	}
+	return
+}
+
+// APIURL returns the repository API URL
+func (repo *Repository) APIURL() string {
+	return setting.AppURL + "api/v1/repos/" + url.PathEscape(repo.OwnerName) + "/" + url.PathEscape(repo.Name)
+}
+
+// GetCommitsCountCacheKey returns cache key used for commits count caching.
+func (repo *Repository) GetCommitsCountCacheKey(contextName string, isRef bool) string {
+	var prefix string
+	if isRef {
+		prefix = "ref"
+	} else {
+		prefix = "commit"
+	}
+	return fmt.Sprintf("commits-count-%d-%s-%s", repo.ID, prefix, contextName)
+}
+
+// LoadUnits loads repo units into repo.Units
+func (repo *Repository) LoadUnits(ctx context.Context) (err error) {
+	if repo.Units != nil {
+		return nil
+	}
+
+	repo.Units, err = getUnitsByRepoID(db.GetEngine(ctx), repo.ID)
+	log.Trace("repo.Units: %-+v", repo.Units)
+	return err
+}
+
+// UnitEnabled if this repository has the given unit enabled
+func (repo *Repository) UnitEnabled(tp unit.Type) bool {
+	if err := repo.LoadUnits(db.DefaultContext); err != nil {
+		log.Warn("Error loading repository (ID: %d) units: %s", repo.ID, err.Error())
+	}
+	for _, unit := range repo.Units {
+		if unit.Type == tp {
+			return true
+		}
+	}
+	return false
+}
+
+// MustGetUnit always returns a RepoUnit object
+func (repo *Repository) MustGetUnit(tp unit.Type) *RepoUnit {
+	ru, err := repo.GetUnit(tp)
+	if err == nil {
+		return ru
+	}
+
+	if tp == unit.TypeExternalWiki {
+		return &RepoUnit{
+			Type:   tp,
+			Config: new(ExternalWikiConfig),
+		}
+	} else if tp == unit.TypeExternalTracker {
+		return &RepoUnit{
+			Type:   tp,
+			Config: new(ExternalTrackerConfig),
+		}
+	} else if tp == unit.TypePullRequests {
+		return &RepoUnit{
+			Type:   tp,
+			Config: new(PullRequestsConfig),
+		}
+	} else if tp == unit.TypeIssues {
+		return &RepoUnit{
+			Type:   tp,
+			Config: new(IssuesConfig),
+		}
+	}
+	return &RepoUnit{
+		Type:   tp,
+		Config: new(UnitConfig),
+	}
+}
+
+// GetUnit returns a RepoUnit object
+func (repo *Repository) GetUnit(tp unit.Type) (*RepoUnit, error) {
+	return repo.getUnit(db.DefaultContext, tp)
+}
+
+func (repo *Repository) getUnit(ctx context.Context, tp unit.Type) (*RepoUnit, error) {
+	if err := repo.LoadUnits(ctx); err != nil {
+		return nil, err
+	}
+	for _, unit := range repo.Units {
+		if unit.Type == tp {
+			return unit, nil
+		}
+	}
+	return nil, ErrUnitTypeNotExist{tp}
+}
+
+// GetOwner returns the repository owner
+func (repo *Repository) GetOwner(ctx context.Context) (err error) {
+	if repo.Owner != nil {
+		return nil
+	}
+
+	repo.Owner, err = user_model.GetUserByIDEngine(db.GetEngine(ctx), repo.OwnerID)
+	return err
+}
+
+func (repo *Repository) mustOwner(ctx context.Context) *user_model.User {
+	if err := repo.GetOwner(ctx); err != nil {
+		return &user_model.User{
+			Name:     "error",
+			FullName: err.Error(),
+		}
+	}
+
+	return repo.Owner
+}
+
+// ComposeMetas composes a map of metas for properly rendering issue links and external issue trackers.
+func (repo *Repository) ComposeMetas() map[string]string {
+	if len(repo.RenderingMetas) == 0 {
+		metas := map[string]string{
+			"user":     repo.OwnerName,
+			"repo":     repo.Name,
+			"repoPath": repo.RepoPath(),
+			"mode":     "comment",
+		}
+
+		unit, err := repo.GetUnit(unit.TypeExternalTracker)
+		if err == nil {
+			metas["format"] = unit.ExternalTrackerConfig().ExternalTrackerFormat
+			switch unit.ExternalTrackerConfig().ExternalTrackerStyle {
+			case markup.IssueNameStyleAlphanumeric:
+				metas["style"] = markup.IssueNameStyleAlphanumeric
+			default:
+				metas["style"] = markup.IssueNameStyleNumeric
+			}
+		}
+
+		repo.MustOwner()
+		if repo.Owner.IsOrganization() {
+			teams := make([]string, 0, 5)
+			_ = db.GetEngine(db.DefaultContext).Table("team_repo").
+				Join("INNER", "team", "team.id = team_repo.team_id").
+				Where("team_repo.repo_id = ?", repo.ID).
+				Select("team.lower_name").
+				OrderBy("team.lower_name").
+				Find(&teams)
+			metas["teams"] = "," + strings.Join(teams, ",") + ","
+			metas["org"] = strings.ToLower(repo.OwnerName)
+		}
+
+		repo.RenderingMetas = metas
+	}
+	return repo.RenderingMetas
+}
+
+// ComposeDocumentMetas composes a map of metas for properly rendering documents
+func (repo *Repository) ComposeDocumentMetas() map[string]string {
+	if len(repo.DocumentRenderingMetas) == 0 {
+		metas := map[string]string{}
+		for k, v := range repo.ComposeMetas() {
+			metas[k] = v
+		}
+		metas["mode"] = "document"
+		repo.DocumentRenderingMetas = metas
+	}
+	return repo.DocumentRenderingMetas
+}
+
+// GetBaseRepo populates repo.BaseRepo for a fork repository and
+// returns an error on failure (NOTE: no error is returned for
+// non-fork repositories, and BaseRepo will be left untouched)
+func (repo *Repository) GetBaseRepo() (err error) {
+	return repo.getBaseRepo(db.GetEngine(db.DefaultContext))
+}
+
+func (repo *Repository) getBaseRepo(e db.Engine) (err error) {
+	if !repo.IsFork {
+		return nil
+	}
+
+	repo.BaseRepo, err = getRepositoryByID(e, repo.ForkID)
+	return err
+}
+
+// IsGenerated returns whether _this_ repository was generated from a template
+func (repo *Repository) IsGenerated() bool {
+	return repo.TemplateID != 0
+}
+
+// RepoPath returns repository path by given user and repository name.
+func RepoPath(userName, repoName string) string { //revive:disable-line:exported
+	return filepath.Join(user_model.UserPath(userName), strings.ToLower(repoName)+".git")
+}
+
+// RepoPath returns the repository path
+func (repo *Repository) RepoPath() string {
+	return RepoPath(repo.OwnerName, repo.Name)
+}
+
+// GitConfigPath returns the path to a repository's git config/ directory
+func GitConfigPath(repoPath string) string {
+	return filepath.Join(repoPath, "config")
+}
+
+// GitConfigPath returns the repository git config path
+func (repo *Repository) GitConfigPath() string {
+	return GitConfigPath(repo.RepoPath())
+}
+
+// Link returns the repository link
+func (repo *Repository) Link() string {
+	return setting.AppSubURL + "/" + url.PathEscape(repo.OwnerName) + "/" + url.PathEscape(repo.Name)
+}
+
+// ComposeCompareURL returns the repository comparison URL
+func (repo *Repository) ComposeCompareURL(oldCommitID, newCommitID string) string {
+	return fmt.Sprintf("%s/%s/compare/%s...%s", url.PathEscape(repo.OwnerName), url.PathEscape(repo.Name), util.PathEscapeSegments(oldCommitID), util.PathEscapeSegments(newCommitID))
+}
+
+// IsOwnedBy returns true when user owns this repository
+func (repo *Repository) IsOwnedBy(userID int64) bool {
+	return repo.OwnerID == userID
+}
+
+// CanCreateBranch returns true if repository meets the requirements for creating new branches.
+func (repo *Repository) CanCreateBranch() bool {
+	return !repo.IsMirror
+}
+
+// CanEnablePulls returns true if repository meets the requirements of accepting pulls.
+func (repo *Repository) CanEnablePulls() bool {
+	return !repo.IsMirror && !repo.IsEmpty
+}
+
+// AllowsPulls returns true if repository meets the requirements of accepting pulls and has them enabled.
+func (repo *Repository) AllowsPulls() bool {
+	return repo.CanEnablePulls() && repo.UnitEnabled(unit.TypePullRequests)
+}
+
+// CanEnableEditor returns true if repository meets the requirements of web editor.
+func (repo *Repository) CanEnableEditor() bool {
+	return !repo.IsMirror
+}
+
+// DescriptionHTML does special handles to description and return HTML string.
+func (repo *Repository) DescriptionHTML() template.HTML {
+	desc, err := markup.RenderDescriptionHTML(&markup.RenderContext{
+		URLPrefix: repo.HTMLURL(),
+		Metas:     repo.ComposeMetas(),
+	}, repo.Description)
+	if err != nil {
+		log.Error("Failed to render description for %s (ID: %d): %v", repo.Name, repo.ID, err)
+		return template.HTML(markup.Sanitize(repo.Description))
+	}
+	return template.HTML(markup.Sanitize(string(desc)))
+}
+
+// CloneLink represents different types of clone URLs of repository.
+type CloneLink struct {
+	SSH   string
+	HTTPS string
+	Git   string
+}
+
+// ComposeHTTPSCloneURL returns HTTPS clone URL based on given owner and repository name.
+func ComposeHTTPSCloneURL(owner, repo string) string {
+	return fmt.Sprintf("%s%s/%s.git", setting.AppURL, url.PathEscape(owner), url.PathEscape(repo))
+}
+
+func (repo *Repository) cloneLink(isWiki bool) *CloneLink {
+	repoName := repo.Name
+	if isWiki {
+		repoName += ".wiki"
+	}
+
+	sshUser := setting.RunUser
+	if setting.SSH.StartBuiltinServer {
+		sshUser = setting.SSH.BuiltinServerUser
+	}
+
+	cl := new(CloneLink)
+
+	// if we have a ipv6 literal we need to put brackets around it
+	// for the git cloning to work.
+	sshDomain := setting.SSH.Domain
+	ip := net.ParseIP(setting.SSH.Domain)
+	if ip != nil && ip.To4() == nil {
+		sshDomain = "[" + setting.SSH.Domain + "]"
+	}
+
+	if setting.SSH.Port != 22 {
+		cl.SSH = fmt.Sprintf("ssh://%s@%s/%s/%s.git", sshUser, net.JoinHostPort(setting.SSH.Domain, strconv.Itoa(setting.SSH.Port)), url.PathEscape(repo.OwnerName), url.PathEscape(repoName))
+	} else if setting.Repository.UseCompatSSHURI {
+		cl.SSH = fmt.Sprintf("ssh://%s@%s/%s/%s.git", sshUser, sshDomain, url.PathEscape(repo.OwnerName), url.PathEscape(repoName))
+	} else {
+		cl.SSH = fmt.Sprintf("%s@%s:%s/%s.git", sshUser, sshDomain, url.PathEscape(repo.OwnerName), url.PathEscape(repoName))
+	}
+	cl.HTTPS = ComposeHTTPSCloneURL(repo.OwnerName, repoName)
+	return cl
+}
+
+// CloneLink returns clone URLs of repository.
+func (repo *Repository) CloneLink() (cl *CloneLink) {
+	return repo.cloneLink(false)
+}
+
+// GetOriginalURLHostname returns the hostname of a URL or the URL
+func (repo *Repository) GetOriginalURLHostname() string {
+	u, err := url.Parse(repo.OriginalURL)
+	if err != nil {
+		return repo.OriginalURL
+	}
+
+	return u.Host
+}
+
+// GetTrustModel will get the TrustModel for the repo or the default trust model
+func (repo *Repository) GetTrustModel() TrustModelType {
+	trustModel := repo.TrustModel
+	if trustModel == DefaultTrustModel {
+		trustModel = ToTrustModel(setting.Repository.Signing.DefaultTrustModel)
+		if trustModel == DefaultTrustModel {
+			return CollaboratorTrustModel
+		}
+	}
+	return trustModel
+}
+
+// GetRepositoryByOwnerAndName returns the repository by given ownername and reponame.
+func GetRepositoryByOwnerAndName(ownerName, repoName string) (*Repository, error) {
+	return GetRepositoryByOwnerAndNameCtx(db.DefaultContext, ownerName, repoName)
+}
+
+// __________                           .__  __
+// \______   \ ____ ______   ____  _____|__|/  |_  ___________ ___.__.
+//  |       _// __ \\____ \ /  _ \/  ___/  \   __\/  _ \_  __ <   |  |
+//  |    |   \  ___/|  |_> >  <_> )___ \|  ||  | (  <_> )  | \/\___  |
+//  |____|_  /\___  >   __/ \____/____  >__||__|  \____/|__|   / ____|
+//         \/     \/|__|              \/                       \/
+
+// ErrRepoNotExist represents a "RepoNotExist" kind of error.
+type ErrRepoNotExist struct {
+	ID        int64
+	UID       int64
+	OwnerName string
+	Name      string
+}
+
+// IsErrRepoNotExist checks if an error is a ErrRepoNotExist.
+func IsErrRepoNotExist(err error) bool {
+	_, ok := err.(ErrRepoNotExist)
+	return ok
+}
+
+func (err ErrRepoNotExist) Error() string {
+	return fmt.Sprintf("repository does not exist [id: %d, uid: %d, owner_name: %s, name: %s]",
+		err.ID, err.UID, err.OwnerName, err.Name)
+}
+
+// GetRepositoryByOwnerAndNameCtx returns the repository by given owner name and repo name
+func GetRepositoryByOwnerAndNameCtx(ctx context.Context, ownerName, repoName string) (*Repository, error) {
+	var repo Repository
+	has, err := db.GetEngine(ctx).Table("repository").Select("repository.*").
+		Join("INNER", "`user`", "`user`.id = repository.owner_id").
+		Where("repository.lower_name = ?", strings.ToLower(repoName)).
+		And("`user`.lower_name = ?", strings.ToLower(ownerName)).
+		Get(&repo)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, ErrRepoNotExist{0, 0, ownerName, repoName}
+	}
+	return &repo, nil
+}
+
+// GetRepositoryByName returns the repository by given name under user if exists.
+func GetRepositoryByName(ownerID int64, name string) (*Repository, error) {
+	repo := &Repository{
+		OwnerID:   ownerID,
+		LowerName: strings.ToLower(name),
+	}
+	has, err := db.GetEngine(db.DefaultContext).Get(repo)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, ErrRepoNotExist{0, ownerID, "", name}
+	}
+	return repo, err
+}
+
+func getRepositoryByID(e db.Engine, id int64) (*Repository, error) {
+	repo := new(Repository)
+	has, err := e.ID(id).Get(repo)
+	if err != nil {
+		return nil, err
+	} else if !has {
+		return nil, ErrRepoNotExist{id, 0, "", ""}
+	}
+	return repo, nil
+}
+
+// GetRepositoryByID returns the repository by given id if exists.
+func GetRepositoryByID(id int64) (*Repository, error) {
+	return getRepositoryByID(db.GetEngine(db.DefaultContext), id)
+}
+
+// GetRepositoryByIDCtx returns the repository by given id if exists.
+func GetRepositoryByIDCtx(ctx context.Context, id int64) (*Repository, error) {
+	return getRepositoryByID(db.GetEngine(ctx), id)
+}
+
+// GetRepositoriesMapByIDs returns the repositories by given id slice.
+func GetRepositoriesMapByIDs(ids []int64) (map[int64]*Repository, error) {
+	repos := make(map[int64]*Repository, len(ids))
+	return repos, db.GetEngine(db.DefaultContext).In("id", ids).Find(&repos)
+}
+
+// IsRepositoryExistCtx returns true if the repository with given name under user has already existed.
+func IsRepositoryExistCtx(ctx context.Context, u *user_model.User, repoName string) (bool, error) {
+	has, err := db.GetEngine(ctx).Get(&Repository{
+		OwnerID:   u.ID,
+		LowerName: strings.ToLower(repoName),
+	})
+	if err != nil {
+		return false, err
+	}
+	isDir, err := util.IsDir(RepoPath(u.Name, repoName))
+	return has && isDir, err
+}
+
+// IsRepositoryExist returns true if the repository with given name under user has already existed.
+func IsRepositoryExist(u *user_model.User, repoName string) (bool, error) {
+	return IsRepositoryExistCtx(db.DefaultContext, u, repoName)
+}
+
+// GetTemplateRepo populates repo.TemplateRepo for a generated repository and
+// returns an error on failure (NOTE: no error is returned for
+// non-generated repositories, and TemplateRepo will be left untouched)
+func GetTemplateRepo(repo *Repository) (*Repository, error) {
+	return getTemplateRepo(db.GetEngine(db.DefaultContext), repo)
+}
+
+func getTemplateRepo(e db.Engine, repo *Repository) (*Repository, error) {
+	if !repo.IsGenerated() {
+		return nil, nil
+	}
+
+	return getRepositoryByID(e, repo.TemplateID)
+}
+
+func countRepositories(userID int64, private bool) int64 {
+	sess := db.GetEngine(db.DefaultContext).Where("id > 0")
+
+	if userID > 0 {
+		sess.And("owner_id = ?", userID)
+	}
+	if !private {
+		sess.And("is_private=?", false)
+	}
+
+	count, err := sess.Count(new(Repository))
+	if err != nil {
+		log.Error("countRepositories: %v", err)
+	}
+	return count
+}
+
+// CountRepositories returns number of repositories.
+// Argument private only takes effect when it is false,
+// set it true to count all repositories.
+func CountRepositories(private bool) int64 {
+	return countRepositories(-1, private)
+}
+
+// CountUserRepositories returns number of repositories user owns.
+// Argument private only takes effect when it is false,
+// set it true to count all repositories.
+func CountUserRepositories(userID int64, private bool) int64 {
+	return countRepositories(userID, private)
+}
+
+// GetUserMirrorRepositories returns a list of mirror repositories of given user.
+func GetUserMirrorRepositories(userID int64) ([]*Repository, error) {
+	repos := make([]*Repository, 0, 10)
+	return repos, db.GetEngine(db.DefaultContext).
+		Where("owner_id = ?", userID).
+		And("is_mirror = ?", true).
+		Find(&repos)
+}
+
+func getRepositoryCount(e db.Engine, ownerID int64) (int64, error) {
+	return e.Count(&Repository{OwnerID: ownerID})
+}
+
+func getPublicRepositoryCount(e db.Engine, u *user_model.User) (int64, error) {
+	return e.Where("is_private = ?", false).Count(&Repository{OwnerID: u.ID})
+}
+
+func getPrivateRepositoryCount(e db.Engine, u *user_model.User) (int64, error) {
+	return e.Where("is_private = ?", true).Count(&Repository{OwnerID: u.ID})
+}
+
+// GetRepositoryCount returns the total number of repositories of user.
+func GetRepositoryCount(ctx context.Context, ownerID int64) (int64, error) {
+	return getRepositoryCount(db.GetEngine(ctx), ownerID)
+}
+
+// GetPublicRepositoryCount returns the total number of public repositories of user.
+func GetPublicRepositoryCount(u *user_model.User) (int64, error) {
+	return getPublicRepositoryCount(db.GetEngine(db.DefaultContext), u)
+}
+
+// GetPrivateRepositoryCount returns the total number of private repositories of user.
+func GetPrivateRepositoryCount(u *user_model.User) (int64, error) {
+	return getPrivateRepositoryCount(db.GetEngine(db.DefaultContext), u)
+}
diff --git a/models/repo_indexer.go b/models/repo/repo_indexer.go
similarity index 81%
rename from models/repo_indexer.go
rename to models/repo/repo_indexer.go
index e0511b325e..f442cad4d1 100644
--- a/models/repo_indexer.go
+++ b/models/repo/repo_indexer.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"fmt"
@@ -13,7 +13,7 @@ import (
 )
 
 // RepoIndexerType specifies the repository indexer type
-type RepoIndexerType int
+type RepoIndexerType int //revive:disable-line:exported
 
 const (
 	// RepoIndexerTypeCode code indexer
@@ -24,7 +24,7 @@ const (
 
 // RepoIndexerStatus status of a repo's entry in the repo indexer
 // For now, implicitly refers to default branch
-type RepoIndexerStatus struct {
+type RepoIndexerStatus struct { //revive:disable-line:exported
 	ID          int64           `xorm:"pk autoincr"`
 	RepoID      int64           `xorm:"INDEX(s)"`
 	CommitSha   string          `xorm:"VARCHAR(40)"`
@@ -63,7 +63,7 @@ func GetUnindexedRepos(indexerType RepoIndexerType, maxRepoID int64, page, pageS
 }
 
 // getIndexerStatus loads repo codes indxer status
-func (repo *Repository) getIndexerStatus(e db.Engine, indexerType RepoIndexerType) (*RepoIndexerStatus, error) {
+func getIndexerStatus(e db.Engine, repo *Repository, indexerType RepoIndexerType) (*RepoIndexerStatus, error) {
 	switch indexerType {
 	case RepoIndexerTypeCode:
 		if repo.CodeIndexerStatus != nil {
@@ -91,13 +91,13 @@ func (repo *Repository) getIndexerStatus(e db.Engine, indexerType RepoIndexerTyp
 }
 
 // GetIndexerStatus loads repo codes indxer status
-func (repo *Repository) GetIndexerStatus(indexerType RepoIndexerType) (*RepoIndexerStatus, error) {
-	return repo.getIndexerStatus(db.GetEngine(db.DefaultContext), indexerType)
+func GetIndexerStatus(repo *Repository, indexerType RepoIndexerType) (*RepoIndexerStatus, error) {
+	return getIndexerStatus(db.GetEngine(db.DefaultContext), repo, indexerType)
 }
 
 // updateIndexerStatus updates indexer status
-func (repo *Repository) updateIndexerStatus(e db.Engine, indexerType RepoIndexerType, sha string) error {
-	status, err := repo.getIndexerStatus(e, indexerType)
+func updateIndexerStatus(e db.Engine, repo *Repository, indexerType RepoIndexerType, sha string) error {
+	status, err := getIndexerStatus(e, repo, indexerType)
 	if err != nil {
 		return fmt.Errorf("UpdateIndexerStatus: Unable to getIndexerStatus for repo: %s Error: %v", repo.FullName(), err)
 	}
@@ -120,6 +120,6 @@ func (repo *Repository) updateIndexerStatus(e db.Engine, indexerType RepoIndexer
 }
 
 // UpdateIndexerStatus updates indexer status
-func (repo *Repository) UpdateIndexerStatus(indexerType RepoIndexerType, sha string) error {
-	return repo.updateIndexerStatus(db.GetEngine(db.DefaultContext), indexerType, sha)
+func UpdateIndexerStatus(repo *Repository, indexerType RepoIndexerType, sha string) error {
+	return updateIndexerStatus(db.GetEngine(db.DefaultContext), repo, indexerType, sha)
 }
diff --git a/models/repo/repo_test.go b/models/repo/repo_test.go
new file mode 100644
index 0000000000..6f48a22e49
--- /dev/null
+++ b/models/repo/repo_test.go
@@ -0,0 +1,44 @@
+// Copyright 2017 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package repo
+
+import (
+	"testing"
+
+	"code.gitea.io/gitea/models/db"
+	"code.gitea.io/gitea/models/unittest"
+	user_model "code.gitea.io/gitea/models/user"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestGetRepositoryCount(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	count, err1 := GetRepositoryCount(db.DefaultContext, 10)
+	privateCount, err2 := GetPrivateRepositoryCount(&user_model.User{ID: int64(10)})
+	publicCount, err3 := GetPublicRepositoryCount(&user_model.User{ID: int64(10)})
+	assert.NoError(t, err1)
+	assert.NoError(t, err2)
+	assert.NoError(t, err3)
+	assert.Equal(t, int64(3), count)
+	assert.Equal(t, privateCount+publicCount, count)
+}
+
+func TestGetPublicRepositoryCount(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	count, err := GetPublicRepositoryCount(&user_model.User{ID: int64(10)})
+	assert.NoError(t, err)
+	assert.Equal(t, int64(1), count)
+}
+
+func TestGetPrivateRepositoryCount(t *testing.T) {
+	assert.NoError(t, unittest.PrepareTestDatabase())
+
+	count, err := GetPrivateRepositoryCount(&user_model.User{ID: int64(10)})
+	assert.NoError(t, err)
+	assert.Equal(t, int64(2), count)
+}
diff --git a/models/repo_unit.go b/models/repo/repo_unit.go
similarity index 89%
rename from models/repo_unit.go
rename to models/repo/repo_unit.go
index 4dac15366b..5f6c43f02f 100644
--- a/models/repo_unit.go
+++ b/models/repo/repo_unit.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"fmt"
@@ -17,8 +17,23 @@ import (
 	"xorm.io/xorm/convert"
 )
 
+// ErrUnitTypeNotExist represents a "UnitTypeNotExist" kind of error.
+type ErrUnitTypeNotExist struct {
+	UT unit.Type
+}
+
+// IsErrUnitTypeNotExist checks if an error is a ErrUnitNotExist.
+func IsErrUnitTypeNotExist(err error) bool {
+	_, ok := err.(ErrUnitTypeNotExist)
+	return ok
+}
+
+func (err ErrUnitTypeNotExist) Error() string {
+	return fmt.Sprintf("Unit type does not exist: %s", err.UT.String())
+}
+
 // RepoUnit describes all units of a repository
-type RepoUnit struct {
+type RepoUnit struct { //revive:disable-line:exported
 	ID          int64
 	RepoID      int64              `xorm:"INDEX(s)"`
 	Type        unit.Type          `xorm:"INDEX(s)"`
@@ -35,7 +50,7 @@ type UnitConfig struct{}
 
 // FromDB fills up a UnitConfig from serialized format.
 func (cfg *UnitConfig) FromDB(bs []byte) error {
-	return JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
 }
 
 // ToDB exports a UnitConfig to a serialized format.
@@ -50,7 +65,7 @@ type ExternalWikiConfig struct {
 
 // FromDB fills up a ExternalWikiConfig from serialized format.
 func (cfg *ExternalWikiConfig) FromDB(bs []byte) error {
-	return JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
 }
 
 // ToDB exports a ExternalWikiConfig to a serialized format.
@@ -67,7 +82,7 @@ type ExternalTrackerConfig struct {
 
 // FromDB fills up a ExternalTrackerConfig from serialized format.
 func (cfg *ExternalTrackerConfig) FromDB(bs []byte) error {
-	return JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
 }
 
 // ToDB exports a ExternalTrackerConfig to a serialized format.
@@ -84,7 +99,7 @@ type IssuesConfig struct {
 
 // FromDB fills up a IssuesConfig from serialized format.
 func (cfg *IssuesConfig) FromDB(bs []byte) error {
-	return JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
 }
 
 // ToDB exports a IssuesConfig to a serialized format.
@@ -107,7 +122,7 @@ type PullRequestsConfig struct {
 
 // FromDB fills up a PullRequestsConfig from serialized format.
 func (cfg *PullRequestsConfig) FromDB(bs []byte) error {
-	return JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
 }
 
 // ToDB exports a PullRequestsConfig to a serialized format.
diff --git a/models/wiki.go b/models/repo/wiki.go
similarity index 98%
rename from models/wiki.go
rename to models/repo/wiki.go
index f80696542e..abf0155cad 100644
--- a/models/wiki.go
+++ b/models/repo/wiki.go
@@ -3,7 +3,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"path/filepath"
diff --git a/models/wiki_test.go b/models/repo/wiki_test.go
similarity index 99%
rename from models/wiki_test.go
rename to models/repo/wiki_test.go
index ae6b090db5..72f5280ce5 100644
--- a/models/wiki_test.go
+++ b/models/repo/wiki_test.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a MIT-style
 // license that can be found in the LICENSE file.
 
-package models
+package repo
 
 import (
 	"path/filepath"
diff --git a/models/repo_activity.go b/models/repo_activity.go
index d3d4c7bbd7..5bdea80b97 100644
--- a/models/repo_activity.go
+++ b/models/repo_activity.go
@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 
@@ -42,7 +43,7 @@ type ActivityStats struct {
 }
 
 // GetActivityStats return stats for repository at given time range
-func GetActivityStats(repo *Repository, timeFrom time.Time, releases, issues, prs, code bool) (*ActivityStats, error) {
+func GetActivityStats(repo *repo_model.Repository, timeFrom time.Time, releases, issues, prs, code bool) (*ActivityStats, error) {
 	stats := &ActivityStats{Code: &git.CodeActivityStats{}}
 	if releases {
 		if err := stats.FillReleases(repo.ID, timeFrom); err != nil {
@@ -79,7 +80,7 @@ func GetActivityStats(repo *Repository, timeFrom time.Time, releases, issues, pr
 }
 
 // GetActivityStatsTopAuthors returns top author stats for git commits for all branches
-func GetActivityStatsTopAuthors(repo *Repository, timeFrom time.Time, count int) ([]*ActivityAuthorData, error) {
+func GetActivityStatsTopAuthors(repo *repo_model.Repository, timeFrom time.Time, count int) ([]*ActivityAuthorData, error) {
 	gitRepo, err := git.OpenRepository(repo.RepoPath())
 	if err != nil {
 		return nil, fmt.Errorf("OpenRepository: %v", err)
diff --git a/models/repo_archiver.go b/models/repo_archiver.go
index 9363d09574..1ac05da043 100644
--- a/models/repo_archiver.go
+++ b/models/repo_archiver.go
@@ -10,14 +10,14 @@ import (
 )
 
 // LoadArchiverRepo loads repository
-func LoadArchiverRepo(archiver *repo_model.RepoArchiver) (*Repository, error) {
-	var repo Repository
+func LoadArchiverRepo(archiver *repo_model.RepoArchiver) (*repo_model.Repository, error) {
+	var repo repo_model.Repository
 	has, err := db.GetEngine(db.DefaultContext).ID(archiver.RepoID).Get(&repo)
 	if err != nil {
 		return nil, err
 	}
 	if !has {
-		return nil, ErrRepoNotExist{
+		return nil, repo_model.ErrRepoNotExist{
 			ID: archiver.RepoID,
 		}
 	}
diff --git a/models/repo_avatar.go b/models/repo_avatar.go
index 1d9705fe99..27af911a7e 100644
--- a/models/repo_avatar.go
+++ b/models/repo_avatar.go
@@ -10,59 +10,23 @@ import (
 	"fmt"
 	"image/png"
 	"io"
-	"net/url"
 	"strconv"
-	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/avatar"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/storage"
 )
 
-// CustomAvatarRelativePath returns repository custom avatar file path.
-func (repo *Repository) CustomAvatarRelativePath() string {
-	return repo.Avatar
-}
-
-// generateRandomAvatar generates a random avatar for repository.
-func (repo *Repository) generateRandomAvatar(e db.Engine) error {
-	idToString := fmt.Sprintf("%d", repo.ID)
-
-	seed := idToString
-	img, err := avatar.RandomImage([]byte(seed))
-	if err != nil {
-		return fmt.Errorf("RandomImage: %v", err)
-	}
-
-	repo.Avatar = idToString
-
-	if err := storage.SaveFrom(storage.RepoAvatars, repo.CustomAvatarRelativePath(), func(w io.Writer) error {
-		if err := png.Encode(w, img); err != nil {
-			log.Error("Encode: %v", err)
-		}
-		return err
-	}); err != nil {
-		return fmt.Errorf("Failed to create dir %s: %v", repo.CustomAvatarRelativePath(), err)
-	}
-
-	log.Info("New random avatar created for repository: %d", repo.ID)
-
-	if _, err := e.ID(repo.ID).Cols("avatar").NoAutoTime().Update(repo); err != nil {
-		return err
-	}
-
-	return nil
-}
-
 // RemoveRandomAvatars removes the randomly generated avatars that were created for repositories
 func RemoveRandomAvatars(ctx context.Context) error {
 	return db.GetEngine(db.DefaultContext).
 		Where("id > 0").BufferSize(setting.Database.IterateBufferSize).
-		Iterate(new(Repository),
+		Iterate(new(repo_model.Repository),
 			func(idx int, bean interface{}) error {
-				repository := bean.(*Repository)
+				repository := bean.(*repo_model.Repository)
 				select {
 				case <-ctx.Done():
 					return db.ErrCancelledf("before random avatars removed for %s", repository.FullName())
@@ -70,55 +34,15 @@ func RemoveRandomAvatars(ctx context.Context) error {
 				}
 				stringifiedID := strconv.FormatInt(repository.ID, 10)
 				if repository.Avatar == stringifiedID {
-					return repository.DeleteAvatar()
+					return DeleteRepoAvatar(repository)
 				}
 				return nil
 			})
 }
 
-// RelAvatarLink returns a relative link to the repository's avatar.
-func (repo *Repository) RelAvatarLink() string {
-	return repo.relAvatarLink(db.GetEngine(db.DefaultContext))
-}
-
-func (repo *Repository) relAvatarLink(e db.Engine) string {
-	// If no avatar - path is empty
-	avatarPath := repo.CustomAvatarRelativePath()
-	if len(avatarPath) == 0 {
-		switch mode := setting.RepoAvatar.Fallback; mode {
-		case "image":
-			return setting.RepoAvatar.FallbackImage
-		case "random":
-			if err := repo.generateRandomAvatar(e); err != nil {
-				log.Error("generateRandomAvatar: %v", err)
-			}
-		default:
-			// default behaviour: do not display avatar
-			return ""
-		}
-	}
-	return setting.AppSubURL + "/repo-avatars/" + url.PathEscape(repo.Avatar)
-}
-
-// AvatarLink returns a link to the repository's avatar.
-func (repo *Repository) AvatarLink() string {
-	return repo.avatarLink(db.GetEngine(db.DefaultContext))
-}
-
-// avatarLink returns user avatar absolute link.
-func (repo *Repository) avatarLink(e db.Engine) string {
-	link := repo.relAvatarLink(e)
-	// we only prepend our AppURL to our known (relative, internal) avatar link to get an absolute URL
-	if strings.HasPrefix(link, "/") && !strings.HasPrefix(link, "//") {
-		return setting.AppURL + strings.TrimPrefix(link, setting.AppSubURL)[1:]
-	}
-	// otherwise, return the link as it is
-	return link
-}
-
-// UploadAvatar saves custom avatar for repository.
+// UploadRepoAvatar saves custom avatar for repository.
 // FIXME: split uploads to different subdirs in case we have massive number of repos.
-func (repo *Repository) UploadAvatar(data []byte) error {
+func UploadRepoAvatar(repo *repo_model.Repository, data []byte) error {
 	m, err := avatar.Prepare(data)
 	if err != nil {
 		return err
@@ -162,8 +86,8 @@ func (repo *Repository) UploadAvatar(data []byte) error {
 	return committer.Commit()
 }
 
-// DeleteAvatar deletes the repos's custom avatar.
-func (repo *Repository) DeleteAvatar() error {
+// DeleteRepoAvatar deletes the repos's custom avatar.
+func DeleteRepoAvatar(repo *repo_model.Repository) error {
 	// Avatar not exists
 	if len(repo.Avatar) == 0 {
 		return nil
diff --git a/models/repo_branch.go b/models/repo_branch.go
deleted file mode 100644
index 08e8fccb59..0000000000
--- a/models/repo_branch.go
+++ /dev/null
@@ -1,11 +0,0 @@
-// Copyright 2016 The Gogs Authors. All rights reserved.
-// Copyright 2019 The Gitea Authors. All rights reserved.
-// Use of this source code is governed by a MIT-style
-// license that can be found in the LICENSE file.
-
-package models
-
-// CanCreateBranch returns true if repository meets the requirements for creating new branches.
-func (repo *Repository) CanCreateBranch() bool {
-	return !repo.IsMirror
-}
diff --git a/models/repo_collaboration.go b/models/repo_collaboration.go
index 08682eef61..ab6a3bafbe 100644
--- a/models/repo_collaboration.go
+++ b/models/repo_collaboration.go
@@ -6,10 +6,12 @@
 package models
 
 import (
+	"context"
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
@@ -32,11 +34,12 @@ func init() {
 	db.RegisterModel(new(Collaboration))
 }
 
-func (repo *Repository) addCollaborator(e db.Engine, u *user_model.User) error {
+func addCollaborator(ctx context.Context, repo *repo_model.Repository, u *user_model.User) error {
 	collaboration := &Collaboration{
 		RepoID: repo.ID,
 		UserID: u.ID,
 	}
+	e := db.GetEngine(ctx)
 
 	has, err := e.Get(collaboration)
 	if err != nil {
@@ -50,34 +53,34 @@ func (repo *Repository) addCollaborator(e db.Engine, u *user_model.User) error {
 		return err
 	}
 
-	return repo.recalculateUserAccess(e, u.ID)
+	return recalculateUserAccess(ctx, repo, u.ID)
 }
 
 // AddCollaborator adds new collaboration to a repository with default access mode.
-func (repo *Repository) AddCollaborator(u *user_model.User) error {
+func AddCollaborator(repo *repo_model.Repository, u *user_model.User) error {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
 	}
 	defer committer.Close()
 
-	if err := repo.addCollaborator(db.GetEngine(ctx), u); err != nil {
+	if err := addCollaborator(ctx, repo, u); err != nil {
 		return err
 	}
 
 	return committer.Commit()
 }
 
-func (repo *Repository) getCollaborations(e db.Engine, listOptions db.ListOptions) ([]*Collaboration, error) {
+func getCollaborations(e db.Engine, repoID int64, listOptions db.ListOptions) ([]*Collaboration, error) {
 	if listOptions.Page == 0 {
 		collaborations := make([]*Collaboration, 0, 8)
-		return collaborations, e.Find(&collaborations, &Collaboration{RepoID: repo.ID})
+		return collaborations, e.Find(&collaborations, &Collaboration{RepoID: repoID})
 	}
 
 	e = db.SetEnginePagination(e, &listOptions)
 
 	collaborations := make([]*Collaboration, 0, listOptions.PageSize)
-	return collaborations, e.Find(&collaborations, &Collaboration{RepoID: repo.ID})
+	return collaborations, e.Find(&collaborations, &Collaboration{RepoID: repoID})
 }
 
 // Collaborator represents a user with collaboration details.
@@ -86,8 +89,8 @@ type Collaborator struct {
 	Collaboration *Collaboration
 }
 
-func (repo *Repository) getCollaborators(e db.Engine, listOptions db.ListOptions) ([]*Collaborator, error) {
-	collaborations, err := repo.getCollaborations(e, listOptions)
+func getCollaborators(e db.Engine, repoID int64, listOptions db.ListOptions) ([]*Collaborator, error) {
+	collaborations, err := getCollaborations(e, repoID, listOptions)
 	if err != nil {
 		return nil, fmt.Errorf("getCollaborations: %v", err)
 	}
@@ -97,7 +100,7 @@ func (repo *Repository) getCollaborators(e db.Engine, listOptions db.ListOptions
 		user, err := user_model.GetUserByIDEngine(e, c.UserID)
 		if err != nil {
 			if user_model.IsErrUserNotExist(err) {
-				log.Warn("Inconsistent DB: User: %d is listed as collaborator of %-v but does not exist", c.UserID, repo)
+				log.Warn("Inconsistent DB: User: %d is listed as collaborator of %-v but does not exist", c.UserID, repoID)
 				user = user_model.NewGhostUser()
 			} else {
 				return nil, err
@@ -112,18 +115,18 @@ func (repo *Repository) getCollaborators(e db.Engine, listOptions db.ListOptions
 }
 
 // GetCollaborators returns the collaborators for a repository
-func (repo *Repository) GetCollaborators(listOptions db.ListOptions) ([]*Collaborator, error) {
-	return repo.getCollaborators(db.GetEngine(db.DefaultContext), listOptions)
+func GetCollaborators(repoID int64, listOptions db.ListOptions) ([]*Collaborator, error) {
+	return getCollaborators(db.GetEngine(db.DefaultContext), repoID, listOptions)
 }
 
 // CountCollaborators returns total number of collaborators for a repository
-func (repo *Repository) CountCollaborators() (int64, error) {
-	return db.GetEngine(db.DefaultContext).Where("repo_id = ? ", repo.ID).Count(&Collaboration{})
+func CountCollaborators(repoID int64) (int64, error) {
+	return db.GetEngine(db.DefaultContext).Where("repo_id = ? ", repoID).Count(&Collaboration{})
 }
 
-func (repo *Repository) getCollaboration(e db.Engine, uid int64) (*Collaboration, error) {
+func getCollaboration(e db.Engine, repoID, uid int64) (*Collaboration, error) {
 	collaboration := &Collaboration{
-		RepoID: repo.ID,
+		RepoID: repoID,
 		UserID: uid,
 	}
 	has, err := e.Get(collaboration)
@@ -133,16 +136,16 @@ func (repo *Repository) getCollaboration(e db.Engine, uid int64) (*Collaboration
 	return collaboration, err
 }
 
-func (repo *Repository) isCollaborator(e db.Engine, userID int64) (bool, error) {
-	return e.Get(&Collaboration{RepoID: repo.ID, UserID: userID})
+func isCollaborator(e db.Engine, repoID, userID int64) (bool, error) {
+	return e.Get(&Collaboration{RepoID: repoID, UserID: userID})
 }
 
 // IsCollaborator check if a user is a collaborator of a repository
-func (repo *Repository) IsCollaborator(userID int64) (bool, error) {
-	return repo.isCollaborator(db.GetEngine(db.DefaultContext), userID)
+func IsCollaborator(repoID, userID int64) (bool, error) {
+	return isCollaborator(db.GetEngine(db.DefaultContext), repoID, userID)
 }
 
-func (repo *Repository) changeCollaborationAccessMode(e db.Engine, uid int64, mode perm.AccessMode) error {
+func changeCollaborationAccessMode(e db.Engine, repo *repo_model.Repository, uid int64, mode perm.AccessMode) error {
 	// Discard invalid input
 	if mode <= perm.AccessModeNone || mode > perm.AccessModeOwner {
 		return nil
@@ -177,14 +180,14 @@ func (repo *Repository) changeCollaborationAccessMode(e db.Engine, uid int64, mo
 }
 
 // ChangeCollaborationAccessMode sets new access mode for the collaboration.
-func (repo *Repository) ChangeCollaborationAccessMode(uid int64, mode perm.AccessMode) error {
+func ChangeCollaborationAccessMode(repo *repo_model.Repository, uid int64, mode perm.AccessMode) error {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
 	}
 	defer committer.Close()
 
-	if err := repo.changeCollaborationAccessMode(db.GetEngine(ctx), uid, mode); err != nil {
+	if err := changeCollaborationAccessMode(db.GetEngine(ctx), repo, uid, mode); err != nil {
 		return err
 	}
 
@@ -192,7 +195,7 @@ func (repo *Repository) ChangeCollaborationAccessMode(uid int64, mode perm.Acces
 }
 
 // DeleteCollaboration removes collaboration relation between the user and repository.
-func (repo *Repository) DeleteCollaboration(uid int64) (err error) {
+func DeleteCollaboration(repo *repo_model.Repository, uid int64) (err error) {
 	collaboration := &Collaboration{
 		RepoID: repo.ID,
 		UserID: uid,
@@ -208,7 +211,7 @@ func (repo *Repository) DeleteCollaboration(uid int64) (err error) {
 
 	if has, err := sess.Delete(collaboration); err != nil || has == 0 {
 		return err
-	} else if err = repo.recalculateAccesses(sess); err != nil {
+	} else if err = recalculateAccesses(ctx, repo); err != nil {
 		return err
 	}
 
@@ -216,29 +219,29 @@ func (repo *Repository) DeleteCollaboration(uid int64) (err error) {
 		return err
 	}
 
-	if err = repo.reconsiderWatches(sess, uid); err != nil {
+	if err = reconsiderWatches(ctx, repo, uid); err != nil {
 		return err
 	}
 
 	// Unassign a user from any issue (s)he has been assigned to in the repository
-	if err := repo.reconsiderIssueAssignees(sess, uid); err != nil {
+	if err := reconsiderRepoIssuesAssignee(ctx, repo, uid); err != nil {
 		return err
 	}
 
 	return committer.Commit()
 }
 
-func (repo *Repository) reconsiderIssueAssignees(e db.Engine, uid int64) error {
-	user, err := user_model.GetUserByIDEngine(e, uid)
+func reconsiderRepoIssuesAssignee(ctx context.Context, repo *repo_model.Repository, uid int64) error {
+	user, err := user_model.GetUserByIDEngine(db.GetEngine(ctx), uid)
 	if err != nil {
 		return err
 	}
 
-	if canAssigned, err := canBeAssigned(e, user, repo, true); err != nil || canAssigned {
+	if canAssigned, err := canBeAssigned(ctx, user, repo, true); err != nil || canAssigned {
 		return err
 	}
 
-	if _, err := e.Where(builder.Eq{"assignee_id": uid}).
+	if _, err := db.GetEngine(ctx).Where(builder.Eq{"assignee_id": uid}).
 		In("issue_id", builder.Select("id").From("issue").Where(builder.Eq{"repo_id": repo.ID})).
 		Delete(&IssueAssignees{}); err != nil {
 		return fmt.Errorf("Could not delete assignee[%d] %v", uid, err)
@@ -246,11 +249,11 @@ func (repo *Repository) reconsiderIssueAssignees(e db.Engine, uid int64) error {
 	return nil
 }
 
-func (repo *Repository) reconsiderWatches(e db.Engine, uid int64) error {
-	if has, err := hasAccess(e, uid, repo); err != nil || has {
+func reconsiderWatches(ctx context.Context, repo *repo_model.Repository, uid int64) error {
+	if has, err := hasAccess(ctx, uid, repo); err != nil || has {
 		return err
 	}
-
+	e := db.GetEngine(ctx)
 	if err := watchRepo(e, uid, repo.ID, false); err != nil {
 		return err
 	}
@@ -259,7 +262,7 @@ func (repo *Repository) reconsiderWatches(e db.Engine, uid int64) error {
 	return removeIssueWatchersByRepoID(e, uid, repo.ID)
 }
 
-func (repo *Repository) getRepoTeams(e db.Engine) (teams []*Team, err error) {
+func getRepoTeams(e db.Engine, repo *repo_model.Repository) (teams []*Team, err error) {
 	return teams, e.
 		Join("INNER", "team_repo", "team_repo.team_id = team.id").
 		Where("team.org_id = ?", repo.OwnerID).
@@ -269,12 +272,12 @@ func (repo *Repository) getRepoTeams(e db.Engine) (teams []*Team, err error) {
 }
 
 // GetRepoTeams gets the list of teams that has access to the repository
-func (repo *Repository) GetRepoTeams() ([]*Team, error) {
-	return repo.getRepoTeams(db.GetEngine(db.DefaultContext))
+func GetRepoTeams(repo *repo_model.Repository) ([]*Team, error) {
+	return getRepoTeams(db.GetEngine(db.DefaultContext), repo)
 }
 
 // IsOwnerMemberCollaborator checks if a provided user is the owner, a collaborator or a member of a team in a repository
-func (repo *Repository) IsOwnerMemberCollaborator(userID int64) (bool, error) {
+func IsOwnerMemberCollaborator(repo *repo_model.Repository, userID int64) (bool, error) {
 	if repo.OwnerID == userID {
 		return true, nil
 	}
diff --git a/models/repo_collaboration_test.go b/models/repo_collaboration_test.go
index 94df6c27b3..8b4c712f07 100644
--- a/models/repo_collaboration_test.go
+++ b/models/repo_collaboration_test.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -19,11 +20,11 @@ func TestRepository_AddCollaborator(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	testSuccess := func(repoID, userID int64) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
-		assert.NoError(t, repo.GetOwner())
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
+		assert.NoError(t, repo.GetOwner(db.DefaultContext))
 		user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: userID}).(*user_model.User)
-		assert.NoError(t, repo.AddCollaborator(user))
-		unittest.CheckConsistencyFor(t, &Repository{ID: repoID}, &user_model.User{ID: userID})
+		assert.NoError(t, AddCollaborator(repo, user))
+		unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: repoID}, &user_model.User{ID: userID})
 	}
 	testSuccess(1, 4)
 	testSuccess(1, 4)
@@ -33,8 +34,8 @@ func TestRepository_AddCollaborator(t *testing.T) {
 func TestRepository_GetCollaborators(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	test := func(repoID int64) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
-		collaborators, err := repo.GetCollaborators(db.ListOptions{})
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
+		collaborators, err := GetCollaborators(repo.ID, db.ListOptions{})
 		assert.NoError(t, err)
 		expectedLen, err := db.GetEngine(db.DefaultContext).Count(&Collaboration{RepoID: repoID})
 		assert.NoError(t, err)
@@ -54,8 +55,8 @@ func TestRepository_IsCollaborator(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	test := func(repoID, userID int64, expected bool) {
-		repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: repoID}).(*Repository)
-		actual, err := repo.IsCollaborator(userID)
+		repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
+		actual, err := IsCollaborator(repo.ID, userID)
 		assert.NoError(t, err)
 		assert.Equal(t, expected, actual)
 	}
@@ -68,8 +69,8 @@ func TestRepository_IsCollaborator(t *testing.T) {
 func TestRepository_ChangeCollaborationAccessMode(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
-	assert.NoError(t, repo.ChangeCollaborationAccessMode(4, perm.AccessModeAdmin))
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4}).(*repo_model.Repository)
+	assert.NoError(t, ChangeCollaborationAccessMode(repo, 4, perm.AccessModeAdmin))
 
 	collaboration := unittest.AssertExistsAndLoadBean(t, &Collaboration{RepoID: repo.ID, UserID: 4}).(*Collaboration)
 	assert.EqualValues(t, perm.AccessModeAdmin, collaboration.Mode)
@@ -77,23 +78,23 @@ func TestRepository_ChangeCollaborationAccessMode(t *testing.T) {
 	access := unittest.AssertExistsAndLoadBean(t, &Access{UserID: 4, RepoID: repo.ID}).(*Access)
 	assert.EqualValues(t, perm.AccessModeAdmin, access.Mode)
 
-	assert.NoError(t, repo.ChangeCollaborationAccessMode(4, perm.AccessModeAdmin))
+	assert.NoError(t, ChangeCollaborationAccessMode(repo, 4, perm.AccessModeAdmin))
 
-	assert.NoError(t, repo.ChangeCollaborationAccessMode(unittest.NonexistentID, perm.AccessModeAdmin))
+	assert.NoError(t, ChangeCollaborationAccessMode(repo, unittest.NonexistentID, perm.AccessModeAdmin))
 
-	unittest.CheckConsistencyFor(t, &Repository{ID: repo.ID})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: repo.ID})
 }
 
 func TestRepository_DeleteCollaboration(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
-	assert.NoError(t, repo.GetOwner())
-	assert.NoError(t, repo.DeleteCollaboration(4))
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4}).(*repo_model.Repository)
+	assert.NoError(t, repo.GetOwner(db.DefaultContext))
+	assert.NoError(t, DeleteCollaboration(repo, 4))
 	unittest.AssertNotExistsBean(t, &Collaboration{RepoID: repo.ID, UserID: 4})
 
-	assert.NoError(t, repo.DeleteCollaboration(4))
+	assert.NoError(t, DeleteCollaboration(repo, 4))
 	unittest.AssertNotExistsBean(t, &Collaboration{RepoID: repo.ID, UserID: 4})
 
-	unittest.CheckConsistencyFor(t, &Repository{ID: repo.ID})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: repo.ID})
 }
diff --git a/models/repo_generate.go b/models/repo_generate.go
index cef5fa7928..6b5b8e5bc1 100644
--- a/models/repo_generate.go
+++ b/models/repo_generate.go
@@ -12,6 +12,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/webhook"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -70,7 +71,7 @@ func (gt GiteaTemplate) Globs() []glob.Glob {
 }
 
 // GenerateTopics generates topics from a template repository
-func GenerateTopics(ctx context.Context, templateRepo, generateRepo *Repository) error {
+func GenerateTopics(ctx context.Context, templateRepo, generateRepo *repo_model.Repository) error {
 	for _, topic := range templateRepo.Topics {
 		if _, err := addTopicByNameToRepo(db.GetEngine(ctx), generateRepo.ID, topic); err != nil {
 			return err
@@ -80,7 +81,7 @@ func GenerateTopics(ctx context.Context, templateRepo, generateRepo *Repository)
 }
 
 // GenerateGitHooks generates git hooks from a template repository
-func GenerateGitHooks(ctx context.Context, templateRepo, generateRepo *Repository) error {
+func GenerateGitHooks(ctx context.Context, templateRepo, generateRepo *repo_model.Repository) error {
 	generateGitRepo, err := git.OpenRepository(generateRepo.RepoPath())
 	if err != nil {
 		return err
@@ -113,7 +114,7 @@ func GenerateGitHooks(ctx context.Context, templateRepo, generateRepo *Repositor
 }
 
 // GenerateWebhooks generates webhooks from a template repository
-func GenerateWebhooks(ctx context.Context, templateRepo, generateRepo *Repository) error {
+func GenerateWebhooks(ctx context.Context, templateRepo, generateRepo *repo_model.Repository) error {
 	templateWebhooks, err := webhook.ListWebhooksByOpts(&webhook.ListWebhookOptions{RepoID: templateRepo.ID})
 	if err != nil {
 		return err
@@ -141,7 +142,7 @@ func GenerateWebhooks(ctx context.Context, templateRepo, generateRepo *Repositor
 }
 
 // GenerateAvatar generates the avatar from a template repository
-func GenerateAvatar(ctx context.Context, templateRepo, generateRepo *Repository) error {
+func GenerateAvatar(ctx context.Context, templateRepo, generateRepo *repo_model.Repository) error {
 	generateRepo.Avatar = strings.Replace(templateRepo.Avatar, strconv.FormatInt(templateRepo.ID, 10), strconv.FormatInt(generateRepo.ID, 10), 1)
 	if _, err := storage.Copy(storage.RepoAvatars, generateRepo.CustomAvatarRelativePath(), storage.RepoAvatars, templateRepo.CustomAvatarRelativePath()); err != nil {
 		return err
@@ -151,7 +152,7 @@ func GenerateAvatar(ctx context.Context, templateRepo, generateRepo *Repository)
 }
 
 // GenerateIssueLabels generates issue labels from a template repository
-func GenerateIssueLabels(ctx context.Context, templateRepo, generateRepo *Repository) error {
+func GenerateIssueLabels(ctx context.Context, templateRepo, generateRepo *repo_model.Repository) error {
 	templateLabels, err := getLabelsByRepoID(db.GetEngine(ctx), templateRepo.ID, "", db.ListOptions{})
 	if err != nil {
 		return err
diff --git a/models/repo_list.go b/models/repo_list.go
index dbcf0609bd..02440bec93 100644
--- a/models/repo_list.go
+++ b/models/repo_list.go
@@ -10,6 +10,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/util"
@@ -25,7 +26,7 @@ import (
 const RepositoryListDefaultPageSize = 64
 
 // RepositoryList contains a list of repositories
-type RepositoryList []*Repository
+type RepositoryList []*repo_model.Repository
 
 func (repos RepositoryList) Len() int {
 	return len(repos)
@@ -40,7 +41,7 @@ func (repos RepositoryList) Swap(i, j int) {
 }
 
 // RepositoryListOfMap make list from values of map
-func RepositoryListOfMap(repoMap map[int64]*Repository) RepositoryList {
+func RepositoryListOfMap(repoMap map[int64]*repo_model.Repository) RepositoryList {
 	return RepositoryList(valuesRepository(repoMap))
 }
 
@@ -69,14 +70,14 @@ func (repos RepositoryList) loadAttributes(e db.Engine) error {
 	}
 
 	// Load primary language.
-	stats := make(LanguageStatList, 0, len(repos))
+	stats := make(repo_model.LanguageStatList, 0, len(repos))
 	if err := e.
 		Where("`is_primary` = ? AND `language` != ?", true, "other").
 		In("`repo_id`", repoIDs).
 		Find(&stats); err != nil {
 		return fmt.Errorf("find primary languages: %v", err)
 	}
-	stats.loadAttributes()
+	stats.LoadAttributes()
 	for i := range repos {
 		for _, st := range stats {
 			if st.RepoID == repos[i].ID {
@@ -94,46 +95,6 @@ func (repos RepositoryList) LoadAttributes() error {
 	return repos.loadAttributes(db.GetEngine(db.DefaultContext))
 }
 
-// MirrorRepositoryList contains the mirror repositories
-type MirrorRepositoryList []*Repository
-
-func (repos MirrorRepositoryList) loadAttributes(e db.Engine) error {
-	if len(repos) == 0 {
-		return nil
-	}
-
-	// Load mirrors.
-	repoIDs := make([]int64, 0, len(repos))
-	for i := range repos {
-		if !repos[i].IsMirror {
-			continue
-		}
-
-		repoIDs = append(repoIDs, repos[i].ID)
-	}
-	mirrors := make([]*Mirror, 0, len(repoIDs))
-	if err := e.
-		Where("id > 0").
-		In("repo_id", repoIDs).
-		Find(&mirrors); err != nil {
-		return fmt.Errorf("find mirrors: %v", err)
-	}
-
-	set := make(map[int64]*Mirror)
-	for i := range mirrors {
-		set[mirrors[i].RepoID] = mirrors[i]
-	}
-	for i := range repos {
-		repos[i].Mirror = set[repos[i].ID]
-	}
-	return nil
-}
-
-// LoadAttributes loads the attributes for the given MirrorRepositoryList
-func (repos MirrorRepositoryList) LoadAttributes() error {
-	return repos.loadAttributes(db.GetEngine(db.DefaultContext))
-}
-
 // SearchRepoOptions holds the search options
 type SearchRepoOptions struct {
 	db.ListOptions
@@ -392,7 +353,7 @@ func searchRepositoryByCondition(opts *SearchRepoOptions, cond builder.Cond) (db
 		var err error
 		count, err = sess.
 			Where(cond).
-			Count(new(Repository))
+			Count(new(repo_model.Repository))
 		if err != nil {
 			return nil, 0, fmt.Errorf("Count: %v", err)
 		}
@@ -502,3 +463,31 @@ func FindUserAccessibleRepoIDs(user *user_model.User) ([]int64, error) {
 	}
 	return repoIDs, nil
 }
+
+// GetUserRepositories returns a list of repositories of given user.
+func GetUserRepositories(opts *SearchRepoOptions) ([]*repo_model.Repository, int64, error) {
+	if len(opts.OrderBy) == 0 {
+		opts.OrderBy = "updated_unix DESC"
+	}
+
+	cond := builder.NewCond()
+	cond = cond.And(builder.Eq{"owner_id": opts.Actor.ID})
+	if !opts.Private {
+		cond = cond.And(builder.Eq{"is_private": false})
+	}
+
+	if opts.LowerNames != nil && len(opts.LowerNames) > 0 {
+		cond = cond.And(builder.In("lower_name", opts.LowerNames))
+	}
+
+	sess := db.GetEngine(db.DefaultContext)
+
+	count, err := sess.Where(cond).Count(new(repo_model.Repository))
+	if err != nil {
+		return nil, 0, fmt.Errorf("Count: %v", err)
+	}
+
+	sess = sess.Where(cond).OrderBy(opts.OrderBy.String())
+	repos := make([]*repo_model.Repository, 0, opts.PageSize)
+	return repos, count, db.SetSessionPagination(sess, opts).Find(&repos)
+}
diff --git a/models/repo_permission.go b/models/repo_permission.go
index 61d3d24e37..3dc8db92b8 100644
--- a/models/repo_permission.go
+++ b/models/repo_permission.go
@@ -5,10 +5,12 @@
 package models
 
 import (
+	"context"
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
 	perm_model "code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
@@ -17,7 +19,7 @@ import (
 // Permission contains all the permissions related variables to a repository for a user
 type Permission struct {
 	AccessMode perm_model.AccessMode
-	Units      []*RepoUnit
+	Units      []*repo_model.RepoUnit
 	UnitsMode  map[unit.Type]perm_model.AccessMode
 }
 
@@ -142,11 +144,11 @@ func (p *Permission) ColorFormat(s fmt.State) {
 }
 
 // GetUserRepoPermission returns the user permissions to the repository
-func GetUserRepoPermission(repo *Repository, user *user_model.User) (Permission, error) {
-	return getUserRepoPermission(db.GetEngine(db.DefaultContext), repo, user)
+func GetUserRepoPermission(repo *repo_model.Repository, user *user_model.User) (Permission, error) {
+	return getUserRepoPermission(db.DefaultContext, repo, user)
 }
 
-func getUserRepoPermission(e db.Engine, repo *Repository, user *user_model.User) (perm Permission, err error) {
+func getUserRepoPermission(ctx context.Context, repo *repo_model.Repository, user *user_model.User) (perm Permission, err error) {
 	if log.IsTrace() {
 		defer func() {
 			if user == nil {
@@ -168,26 +170,28 @@ func getUserRepoPermission(e db.Engine, repo *Repository, user *user_model.User)
 		return
 	}
 
-	var isCollaborator bool
+	e := db.GetEngine(ctx)
+
+	var is bool
 	if user != nil {
-		isCollaborator, err = repo.isCollaborator(e, user.ID)
+		is, err = isCollaborator(e, repo.ID, user.ID)
 		if err != nil {
 			return perm, err
 		}
 	}
 
-	if err = repo.getOwner(e); err != nil {
+	if err = repo.GetOwner(ctx); err != nil {
 		return
 	}
 
 	// Prevent strangers from checking out public repo of private organization/users
 	// Allow user if they are collaborator of a repo within a private user or a private organization but not a member of the organization itself
-	if !hasOrgOrUserVisible(e, repo.Owner, user) && !isCollaborator {
+	if !hasOrgOrUserVisible(e, repo.Owner, user) && !is {
 		perm.AccessMode = perm_model.AccessModeNone
 		return
 	}
 
-	if err = repo.getUnits(e); err != nil {
+	if err = repo.LoadUnits(ctx); err != nil {
 		return
 	}
 
@@ -211,7 +215,7 @@ func getUserRepoPermission(e db.Engine, repo *Repository, user *user_model.User)
 		return
 	}
 
-	if err = repo.getOwner(e); err != nil {
+	if err = repo.GetOwner(ctx); err != nil {
 		return
 	}
 	if !repo.Owner.IsOrganization() {
@@ -221,7 +225,7 @@ func getUserRepoPermission(e db.Engine, repo *Repository, user *user_model.User)
 	perm.UnitsMode = make(map[unit.Type]perm_model.AccessMode)
 
 	// Collaborators on organization
-	if isCollaborator {
+	if is {
 		for _, u := range repo.Units {
 			perm.UnitsMode[u.Type] = perm.AccessMode
 		}
@@ -263,7 +267,7 @@ func getUserRepoPermission(e db.Engine, repo *Repository, user *user_model.User)
 	}
 
 	// remove no permission units
-	perm.Units = make([]*RepoUnit, 0, len(repo.Units))
+	perm.Units = make([]*repo_model.RepoUnit, 0, len(repo.Units))
 	for t := range perm.UnitsMode {
 		for _, u := range repo.Units {
 			if u.Type == t {
@@ -276,18 +280,16 @@ func getUserRepoPermission(e db.Engine, repo *Repository, user *user_model.User)
 }
 
 // IsUserRealRepoAdmin check if this user is real repo admin
-func IsUserRealRepoAdmin(repo *Repository, user *user_model.User) (bool, error) {
+func IsUserRealRepoAdmin(repo *repo_model.Repository, user *user_model.User) (bool, error) {
 	if repo.OwnerID == user.ID {
 		return true, nil
 	}
 
-	sess := db.GetEngine(db.DefaultContext)
-
-	if err := repo.getOwner(sess); err != nil {
+	if err := repo.GetOwner(db.DefaultContext); err != nil {
 		return false, err
 	}
 
-	accessMode, err := accessLevel(sess, user, repo)
+	accessMode, err := accessLevel(db.GetEngine(db.DefaultContext), user, repo)
 	if err != nil {
 		return false, err
 	}
@@ -296,11 +298,11 @@ func IsUserRealRepoAdmin(repo *Repository, user *user_model.User) (bool, error)
 }
 
 // IsUserRepoAdmin return true if user has admin right of a repo
-func IsUserRepoAdmin(repo *Repository, user *user_model.User) (bool, error) {
+func IsUserRepoAdmin(repo *repo_model.Repository, user *user_model.User) (bool, error) {
 	return isUserRepoAdmin(db.GetEngine(db.DefaultContext), repo, user)
 }
 
-func isUserRepoAdmin(e db.Engine, repo *Repository, user *user_model.User) (bool, error) {
+func isUserRepoAdmin(e db.Engine, repo *repo_model.Repository, user *user_model.User) (bool, error) {
 	if user == nil || repo == nil {
 		return false, nil
 	}
@@ -331,62 +333,62 @@ func isUserRepoAdmin(e db.Engine, repo *Repository, user *user_model.User) (bool
 
 // AccessLevel returns the Access a user has to a repository. Will return NoneAccess if the
 // user does not have access.
-func AccessLevel(user *user_model.User, repo *Repository) (perm_model.AccessMode, error) {
-	return accessLevelUnit(db.GetEngine(db.DefaultContext), user, repo, unit.TypeCode)
+func AccessLevel(user *user_model.User, repo *repo_model.Repository) (perm_model.AccessMode, error) {
+	return accessLevelUnit(db.DefaultContext, user, repo, unit.TypeCode)
 }
 
 // AccessLevelUnit returns the Access a user has to a repository's. Will return NoneAccess if the
 // user does not have access.
-func AccessLevelUnit(user *user_model.User, repo *Repository, unitType unit.Type) (perm_model.AccessMode, error) {
-	return accessLevelUnit(db.GetEngine(db.DefaultContext), user, repo, unitType)
+func AccessLevelUnit(user *user_model.User, repo *repo_model.Repository, unitType unit.Type) (perm_model.AccessMode, error) {
+	return accessLevelUnit(db.DefaultContext, user, repo, unitType)
 }
 
-func accessLevelUnit(e db.Engine, user *user_model.User, repo *Repository, unitType unit.Type) (perm_model.AccessMode, error) {
-	perm, err := getUserRepoPermission(e, repo, user)
+func accessLevelUnit(ctx context.Context, user *user_model.User, repo *repo_model.Repository, unitType unit.Type) (perm_model.AccessMode, error) {
+	perm, err := getUserRepoPermission(ctx, repo, user)
 	if err != nil {
 		return perm_model.AccessModeNone, err
 	}
 	return perm.UnitAccessMode(unitType), nil
 }
 
-func hasAccessUnit(e db.Engine, user *user_model.User, repo *Repository, unitType unit.Type, testMode perm_model.AccessMode) (bool, error) {
-	mode, err := accessLevelUnit(e, user, repo, unitType)
+func hasAccessUnit(ctx context.Context, user *user_model.User, repo *repo_model.Repository, unitType unit.Type, testMode perm_model.AccessMode) (bool, error) {
+	mode, err := accessLevelUnit(ctx, user, repo, unitType)
 	return testMode <= mode, err
 }
 
 // HasAccessUnit returns true if user has testMode to the unit of the repository
-func HasAccessUnit(user *user_model.User, repo *Repository, unitType unit.Type, testMode perm_model.AccessMode) (bool, error) {
-	return hasAccessUnit(db.GetEngine(db.DefaultContext), user, repo, unitType, testMode)
+func HasAccessUnit(user *user_model.User, repo *repo_model.Repository, unitType unit.Type, testMode perm_model.AccessMode) (bool, error) {
+	return hasAccessUnit(db.DefaultContext, user, repo, unitType, testMode)
 }
 
 // CanBeAssigned return true if user can be assigned to issue or pull requests in repo
 // Currently any write access (code, issues or pr's) is assignable, to match assignee list in user interface.
 // FIXME: user could send PullRequest also could be assigned???
-func CanBeAssigned(user *user_model.User, repo *Repository, isPull bool) (bool, error) {
-	return canBeAssigned(db.GetEngine(db.DefaultContext), user, repo, isPull)
+func CanBeAssigned(user *user_model.User, repo *repo_model.Repository, isPull bool) (bool, error) {
+	return canBeAssigned(db.DefaultContext, user, repo, isPull)
 }
 
-func canBeAssigned(e db.Engine, user *user_model.User, repo *Repository, _ bool) (bool, error) {
+func canBeAssigned(ctx context.Context, user *user_model.User, repo *repo_model.Repository, _ bool) (bool, error) {
 	if user.IsOrganization() {
 		return false, fmt.Errorf("Organization can't be added as assignee [user_id: %d, repo_id: %d]", user.ID, repo.ID)
 	}
-	perm, err := getUserRepoPermission(e, repo, user)
+	perm, err := getUserRepoPermission(ctx, repo, user)
 	if err != nil {
 		return false, err
 	}
 	return perm.CanAccessAny(perm_model.AccessModeWrite, unit.TypeCode, unit.TypeIssues, unit.TypePullRequests), nil
 }
 
-func hasAccess(e db.Engine, userID int64, repo *Repository) (bool, error) {
+func hasAccess(ctx context.Context, userID int64, repo *repo_model.Repository) (bool, error) {
 	var user *user_model.User
 	var err error
 	if userID > 0 {
-		user, err = user_model.GetUserByIDEngine(e, userID)
+		user, err = user_model.GetUserByIDEngine(db.GetEngine(ctx), userID)
 		if err != nil {
 			return false, err
 		}
 	}
-	perm, err := getUserRepoPermission(e, repo, user)
+	perm, err := getUserRepoPermission(ctx, repo, user)
 	if err != nil {
 		return false, err
 	}
@@ -394,15 +396,15 @@ func hasAccess(e db.Engine, userID int64, repo *Repository) (bool, error) {
 }
 
 // HasAccess returns true if user has access to repo
-func HasAccess(userID int64, repo *Repository) (bool, error) {
-	return hasAccess(db.GetEngine(db.DefaultContext), userID, repo)
+func HasAccess(userID int64, repo *repo_model.Repository) (bool, error) {
+	return hasAccess(db.DefaultContext, userID, repo)
 }
 
 // FilterOutRepoIdsWithoutUnitAccess filter out repos where user has no access to repositories
 func FilterOutRepoIdsWithoutUnitAccess(u *user_model.User, repoIDs []int64, units ...unit.Type) ([]int64, error) {
 	i := 0
 	for _, rID := range repoIDs {
-		repo, err := GetRepositoryByID(rID)
+		repo, err := repo_model.GetRepositoryByID(rID)
 		if err != nil {
 			return nil, err
 		}
diff --git a/models/repo_permission_test.go b/models/repo_permission_test.go
index 795b5f2115..f2664d8101 100644
--- a/models/repo_permission_test.go
+++ b/models/repo_permission_test.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	perm_model "code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
@@ -20,8 +21,8 @@ func TestRepoPermissionPublicNonOrgRepo(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// public non-organization repo
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
-	assert.NoError(t, repo.getUnits(db.GetEngine(db.DefaultContext)))
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4}).(*repo_model.Repository)
+	assert.NoError(t, repo.LoadUnits(db.DefaultContext))
 
 	// plain user
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
@@ -33,7 +34,7 @@ func TestRepoPermissionPublicNonOrgRepo(t *testing.T) {
 	}
 
 	// change to collaborator
-	assert.NoError(t, repo.AddCollaborator(user))
+	assert.NoError(t, AddCollaborator(repo, user))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
@@ -73,8 +74,8 @@ func TestRepoPermissionPrivateNonOrgRepo(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// private non-organization repo
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
-	assert.NoError(t, repo.getUnits(db.GetEngine(db.DefaultContext)))
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
+	assert.NoError(t, repo.LoadUnits(db.DefaultContext))
 
 	// plain user
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 4}).(*user_model.User)
@@ -86,7 +87,7 @@ func TestRepoPermissionPrivateNonOrgRepo(t *testing.T) {
 	}
 
 	// change to collaborator to default write access
-	assert.NoError(t, repo.AddCollaborator(user))
+	assert.NoError(t, AddCollaborator(repo, user))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
@@ -94,7 +95,7 @@ func TestRepoPermissionPrivateNonOrgRepo(t *testing.T) {
 		assert.True(t, perm.CanWrite(unit.Type))
 	}
 
-	assert.NoError(t, repo.ChangeCollaborationAccessMode(user.ID, perm_model.AccessModeRead))
+	assert.NoError(t, ChangeCollaborationAccessMode(repo, user.ID, perm_model.AccessModeRead))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
@@ -125,8 +126,8 @@ func TestRepoPermissionPublicOrgRepo(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// public organization repo
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 32}).(*Repository)
-	assert.NoError(t, repo.getUnits(db.GetEngine(db.DefaultContext)))
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 32}).(*repo_model.Repository)
+	assert.NoError(t, repo.LoadUnits(db.DefaultContext))
 
 	// plain user
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 5}).(*user_model.User)
@@ -138,7 +139,7 @@ func TestRepoPermissionPublicOrgRepo(t *testing.T) {
 	}
 
 	// change to collaborator to default write access
-	assert.NoError(t, repo.AddCollaborator(user))
+	assert.NoError(t, AddCollaborator(repo, user))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
@@ -146,7 +147,7 @@ func TestRepoPermissionPublicOrgRepo(t *testing.T) {
 		assert.True(t, perm.CanWrite(unit.Type))
 	}
 
-	assert.NoError(t, repo.ChangeCollaborationAccessMode(user.ID, perm_model.AccessModeRead))
+	assert.NoError(t, ChangeCollaborationAccessMode(repo, user.ID, perm_model.AccessModeRead))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
@@ -187,8 +188,8 @@ func TestRepoPermissionPrivateOrgRepo(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// private organization repo
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 24}).(*Repository)
-	assert.NoError(t, repo.getUnits(db.GetEngine(db.DefaultContext)))
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 24}).(*repo_model.Repository)
+	assert.NoError(t, repo.LoadUnits(db.DefaultContext))
 
 	// plain user
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 5}).(*user_model.User)
@@ -200,7 +201,7 @@ func TestRepoPermissionPrivateOrgRepo(t *testing.T) {
 	}
 
 	// change to collaborator to default write access
-	assert.NoError(t, repo.AddCollaborator(user))
+	assert.NoError(t, AddCollaborator(repo, user))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
@@ -208,7 +209,7 @@ func TestRepoPermissionPrivateOrgRepo(t *testing.T) {
 		assert.True(t, perm.CanWrite(unit.Type))
 	}
 
-	assert.NoError(t, repo.ChangeCollaborationAccessMode(user.ID, perm_model.AccessModeRead))
+	assert.NoError(t, ChangeCollaborationAccessMode(repo, user.ID, perm_model.AccessModeRead))
 	perm, err = GetUserRepoPermission(repo, user)
 	assert.NoError(t, err)
 	for _, unit := range repo.Units {
diff --git a/models/repo_redirect_test.go b/models/repo_redirect_test.go
index 6e5b9fc080..c6d471448e 100644
--- a/models/repo_redirect_test.go
+++ b/models/repo_redirect_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 
 	"github.com/stretchr/testify/assert"
@@ -28,7 +29,7 @@ func TestNewRepoRedirect(t *testing.T) {
 	// redirect to a completely new name
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.NoError(t, newRepoRedirect(db.GetEngine(db.DefaultContext), repo.OwnerID, repo.ID, repo.Name, "newreponame"))
 
 	unittest.AssertExistsAndLoadBean(t, &RepoRedirect{
@@ -47,7 +48,7 @@ func TestNewRepoRedirect2(t *testing.T) {
 	// redirect to previously used name
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.NoError(t, newRepoRedirect(db.GetEngine(db.DefaultContext), repo.OwnerID, repo.ID, repo.Name, "oldrepo1"))
 
 	unittest.AssertExistsAndLoadBean(t, &RepoRedirect{
@@ -66,7 +67,7 @@ func TestNewRepoRedirect3(t *testing.T) {
 	// redirect for a previously-unredirected repo
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	assert.NoError(t, newRepoRedirect(db.GetEngine(db.DefaultContext), repo.OwnerID, repo.ID, repo.Name, "newreponame"))
 
 	unittest.AssertExistsAndLoadBean(t, &RepoRedirect{
diff --git a/models/repo_sign.go b/models/repo_sign.go
index f30ba4748c..1c736a62da 100644
--- a/models/repo_sign.go
+++ b/models/repo_sign.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/login"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -144,7 +145,7 @@ Loop:
 }
 
 // SignWikiCommit determines if we should sign the commits to this repository wiki
-func (repo *Repository) SignWikiCommit(u *user_model.User) (bool, string, *git.Signature, error) {
+func SignWikiCommit(repo *repo_model.Repository, u *user_model.User) (bool, string, *git.Signature, error) {
 	rules := signingModeFromStrings(setting.Repository.Signing.Wiki)
 	signingKey, sig := SigningKey(repo.WikiPath())
 	if signingKey == "" {
@@ -197,7 +198,7 @@ Loop:
 }
 
 // SignCRUDAction determines if we should sign a CRUD commit to this repository
-func (repo *Repository) SignCRUDAction(u *user_model.User, tmpBasePath, parentCommit string) (bool, string, *git.Signature, error) {
+func SignCRUDAction(repo *repo_model.Repository, u *user_model.User, tmpBasePath, parentCommit string) (bool, string, *git.Signature, error) {
 	rules := signingModeFromStrings(setting.Repository.Signing.CRUDActions)
 	signingKey, sig := SigningKey(repo.RepoPath())
 	if signingKey == "" {
diff --git a/models/repo_test.go b/models/repo_test.go
index e6aaedaae6..72a2977343 100644
--- a/models/repo_test.go
+++ b/models/repo_test.go
@@ -25,7 +25,7 @@ import (
 func TestMetas(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := &Repository{Name: "testRepo"}
+	repo := &repo_model.Repository{Name: "testRepo"}
 	repo.Owner = &user_model.User{Name: "testOwner"}
 	repo.OwnerName = repo.Owner.Name
 
@@ -35,15 +35,15 @@ func TestMetas(t *testing.T) {
 	assert.Equal(t, "testRepo", metas["repo"])
 	assert.Equal(t, "testOwner", metas["user"])
 
-	externalTracker := RepoUnit{
+	externalTracker := repo_model.RepoUnit{
 		Type: unit.TypeExternalTracker,
-		Config: &ExternalTrackerConfig{
+		Config: &repo_model.ExternalTrackerConfig{
 			ExternalTrackerFormat: "https://someurl.com/{user}/{repo}/{issue}",
 		},
 	}
 
 	testSuccess := func(expectedStyle string) {
-		repo.Units = []*RepoUnit{&externalTracker}
+		repo.Units = []*repo_model.RepoUnit{&externalTracker}
 		repo.RenderingMetas = nil
 		metas := repo.ComposeMetas()
 		assert.Equal(t, expectedStyle, metas["style"])
@@ -60,7 +60,7 @@ func TestMetas(t *testing.T) {
 	externalTracker.ExternalTrackerConfig().ExternalTrackerStyle = markup.IssueNameStyleNumeric
 	testSuccess(markup.IssueNameStyleNumeric)
 
-	repo, err := GetRepositoryByID(3)
+	repo, err := repo_model.GetRepositoryByID(3)
 	assert.NoError(t, err)
 
 	metas = repo.ComposeMetas()
@@ -70,40 +70,11 @@ func TestMetas(t *testing.T) {
 	assert.Equal(t, ",owners,team1,", metas["teams"])
 }
 
-func TestGetRepositoryCount(t *testing.T) {
-	assert.NoError(t, unittest.PrepareTestDatabase())
-
-	count, err1 := GetRepositoryCount(db.DefaultContext, 10)
-	privateCount, err2 := GetPrivateRepositoryCount(&user_model.User{ID: int64(10)})
-	publicCount, err3 := GetPublicRepositoryCount(&user_model.User{ID: int64(10)})
-	assert.NoError(t, err1)
-	assert.NoError(t, err2)
-	assert.NoError(t, err3)
-	assert.Equal(t, int64(3), count)
-	assert.Equal(t, privateCount+publicCount, count)
-}
-
-func TestGetPublicRepositoryCount(t *testing.T) {
-	assert.NoError(t, unittest.PrepareTestDatabase())
-
-	count, err := GetPublicRepositoryCount(&user_model.User{ID: int64(10)})
-	assert.NoError(t, err)
-	assert.Equal(t, int64(1), count)
-}
-
-func TestGetPrivateRepositoryCount(t *testing.T) {
-	assert.NoError(t, unittest.PrepareTestDatabase())
-
-	count, err := GetPrivateRepositoryCount(&user_model.User{ID: int64(10)})
-	assert.NoError(t, err)
-	assert.Equal(t, int64(2), count)
-}
-
 func TestUpdateRepositoryVisibilityChanged(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// Get sample repo and change visibility
-	repo, err := GetRepositoryByID(9)
+	repo, err := repo_model.GetRepositoryByID(9)
 	assert.NoError(t, err)
 	repo.IsPrivate = true
 
@@ -123,24 +94,24 @@ func TestGetUserFork(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// User13 has repo 11 forked from repo10
-	repo, err := GetRepositoryByID(10)
+	repo, err := repo_model.GetRepositoryByID(10)
 	assert.NoError(t, err)
 	assert.NotNil(t, repo)
-	repo, err = repo.GetUserFork(13)
+	repo, err = GetUserFork(repo.ID, 13)
 	assert.NoError(t, err)
 	assert.NotNil(t, repo)
 
-	repo, err = GetRepositoryByID(9)
+	repo, err = repo_model.GetRepositoryByID(9)
 	assert.NoError(t, err)
 	assert.NotNil(t, repo)
-	repo, err = repo.GetUserFork(13)
+	repo, err = GetUserFork(repo.ID, 13)
 	assert.NoError(t, err)
 	assert.Nil(t, repo)
 }
 
 func TestRepoAPIURL(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 10}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 
 	assert.Equal(t, "https://try.gitea.io/api/v1/repos/user12/repo10", repo.APIURL())
 }
@@ -152,9 +123,9 @@ func TestUploadAvatar(t *testing.T) {
 	png.Encode(&buff, myImage)
 
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 10}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 
-	err := repo.UploadAvatar(buff.Bytes())
+	err := UploadRepoAvatar(repo, buff.Bytes())
 	assert.NoError(t, err)
 	assert.Equal(t, fmt.Sprintf("%d-%x", 10, md5.Sum(buff.Bytes())), repo.Avatar)
 }
@@ -166,9 +137,9 @@ func TestUploadBigAvatar(t *testing.T) {
 	png.Encode(&buff, myImage)
 
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 10}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 
-	err := repo.UploadAvatar(buff.Bytes())
+	err := UploadRepoAvatar(repo, buff.Bytes())
 	assert.Error(t, err)
 }
 
@@ -179,12 +150,12 @@ func TestDeleteAvatar(t *testing.T) {
 	png.Encode(&buff, myImage)
 
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 10}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 
-	err := repo.UploadAvatar(buff.Bytes())
+	err := UploadRepoAvatar(repo, buff.Bytes())
 	assert.NoError(t, err)
 
-	err = repo.DeleteAvatar()
+	err = DeleteRepoAvatar(repo)
 	assert.NoError(t, err)
 
 	assert.Equal(t, "", repo.Avatar)
@@ -200,15 +171,15 @@ func TestRepoGetReviewers(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	// test public repo
-	repo1 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
-	reviewers, err := repo1.GetReviewers(2, 2)
+	reviewers, err := GetReviewers(repo1, 2, 2)
 	assert.NoError(t, err)
 	assert.Len(t, reviewers, 4)
 
 	// test private repo
-	repo2 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
-	reviewers, err = repo2.GetReviewers(2, 2)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
+	reviewers, err = GetReviewers(repo2, 2, 2)
 	assert.NoError(t, err)
 	assert.Empty(t, reviewers)
 }
@@ -216,13 +187,13 @@ func TestRepoGetReviewers(t *testing.T) {
 func TestRepoGetReviewerTeams(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo2 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 2}).(*Repository)
-	teams, err := repo2.GetReviewerTeams()
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
+	teams, err := GetReviewerTeams(repo2)
 	assert.NoError(t, err)
 	assert.Empty(t, teams)
 
-	repo3 := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
-	teams, err = repo3.GetReviewerTeams()
+	repo3 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
+	teams, err = GetReviewerTeams(repo3)
 	assert.NoError(t, err)
 	assert.Len(t, teams, 2)
 }
@@ -232,12 +203,12 @@ func TestLinkedRepository(t *testing.T) {
 	testCases := []struct {
 		name             string
 		attachID         int64
-		expectedRepo     *Repository
+		expectedRepo     *repo_model.Repository
 		expectedUnitType unit.Type
 	}{
-		{"LinkedIssue", 1, &Repository{ID: 1}, unit.TypeIssues},
-		{"LinkedComment", 3, &Repository{ID: 1}, unit.TypePullRequests},
-		{"LinkedRelease", 9, &Repository{ID: 1}, unit.TypeReleases},
+		{"LinkedIssue", 1, &repo_model.Repository{ID: 1}, unit.TypeIssues},
+		{"LinkedComment", 3, &repo_model.Repository{ID: 1}, unit.TypePullRequests},
+		{"LinkedRelease", 9, &repo_model.Repository{ID: 1}, unit.TypeReleases},
 		{"Notlinked", 10, nil, -1},
 	}
 	for _, tc := range testCases {
diff --git a/models/repo_transfer.go b/models/repo_transfer.go
index 9918a10d76..398ed0755a 100644
--- a/models/repo_transfer.go
+++ b/models/repo_transfer.go
@@ -9,6 +9,7 @@ import (
 	"os"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/timeutil"
@@ -96,7 +97,7 @@ func (r *RepoTransfer) CanUserAcceptTransfer(u *user_model.User) bool {
 
 // GetPendingRepositoryTransfer fetches the most recent and ongoing transfer
 // process for the repository
-func GetPendingRepositoryTransfer(repo *Repository) (*RepoTransfer, error) {
+func GetPendingRepositoryTransfer(repo *repo_model.Repository) (*RepoTransfer, error) {
 	transfer := new(RepoTransfer)
 
 	has, err := db.GetEngine(db.DefaultContext).Where("repo_id = ? ", repo.ID).Get(transfer)
@@ -118,7 +119,7 @@ func deleteRepositoryTransfer(e db.Engine, repoID int64) error {
 
 // CancelRepositoryTransfer marks the repository as ready and remove pending transfer entry,
 // thus cancel the transfer process.
-func CancelRepositoryTransfer(repo *Repository) error {
+func CancelRepositoryTransfer(repo *repo_model.Repository) error {
 	ctx, committer, err := db.TxContext()
 	if err != nil {
 		return err
@@ -126,7 +127,7 @@ func CancelRepositoryTransfer(repo *Repository) error {
 	defer committer.Close()
 	sess := db.GetEngine(ctx)
 
-	repo.Status = RepositoryReady
+	repo.Status = repo_model.RepositoryReady
 	if err := updateRepositoryCols(sess, repo, "status"); err != nil {
 		return err
 	}
@@ -139,11 +140,11 @@ func CancelRepositoryTransfer(repo *Repository) error {
 }
 
 // TestRepositoryReadyForTransfer make sure repo is ready to transfer
-func TestRepositoryReadyForTransfer(status RepositoryStatus) error {
+func TestRepositoryReadyForTransfer(status repo_model.RepositoryStatus) error {
 	switch status {
-	case RepositoryBeingMigrated:
+	case repo_model.RepositoryBeingMigrated:
 		return fmt.Errorf("repo is not ready, currently migrating")
-	case RepositoryPendingTransfer:
+	case repo_model.RepositoryPendingTransfer:
 		return ErrRepoTransferInProgress{}
 	}
 	return nil
@@ -159,7 +160,7 @@ func CreatePendingRepositoryTransfer(doer, newOwner *user_model.User, repoID int
 	defer committer.Close()
 	sess := db.GetEngine(ctx)
 
-	repo, err := getRepositoryByID(sess, repoID)
+	repo, err := repo_model.GetRepositoryByIDCtx(ctx, repoID)
 	if err != nil {
 		return err
 	}
@@ -169,13 +170,13 @@ func CreatePendingRepositoryTransfer(doer, newOwner *user_model.User, repoID int
 		return err
 	}
 
-	repo.Status = RepositoryPendingTransfer
+	repo.Status = repo_model.RepositoryPendingTransfer
 	if err := updateRepositoryCols(sess, repo, "status"); err != nil {
 		return err
 	}
 
 	// Check if new owner has repository with same name.
-	if has, err := isRepositoryExist(sess, newOwner, repo.Name); err != nil {
+	if has, err := repo_model.IsRepositoryExistCtx(ctx, newOwner, repo.Name); err != nil {
 		return fmt.Errorf("IsRepositoryExist: %v", err)
 	} else if has {
 		return ErrRepoAlreadyExist{newOwner.LowerName, repo.Name}
@@ -202,7 +203,7 @@ func CreatePendingRepositoryTransfer(doer, newOwner *user_model.User, repoID int
 }
 
 // TransferOwnership transfers all corresponding repository items from old user to new one.
-func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Repository) (err error) {
+func TransferOwnership(doer *user_model.User, newOwnerName string, repo *repo_model.Repository) (err error) {
 	repoRenamed := false
 	wikiRenamed := false
 	oldOwnerName := doer.Name
@@ -218,14 +219,16 @@ func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Reposit
 		}
 
 		if repoRenamed {
-			if err := util.Rename(RepoPath(newOwnerName, repo.Name), RepoPath(oldOwnerName, repo.Name)); err != nil {
-				log.Critical("Unable to move repository %s/%s directory from %s back to correct place %s: %v", oldOwnerName, repo.Name, RepoPath(newOwnerName, repo.Name), RepoPath(oldOwnerName, repo.Name), err)
+			if err := util.Rename(repo_model.RepoPath(newOwnerName, repo.Name), repo_model.RepoPath(oldOwnerName, repo.Name)); err != nil {
+				log.Critical("Unable to move repository %s/%s directory from %s back to correct place %s: %v", oldOwnerName, repo.Name,
+					repo_model.RepoPath(newOwnerName, repo.Name), repo_model.RepoPath(oldOwnerName, repo.Name), err)
 			}
 		}
 
 		if wikiRenamed {
-			if err := util.Rename(WikiPath(newOwnerName, repo.Name), WikiPath(oldOwnerName, repo.Name)); err != nil {
-				log.Critical("Unable to move wiki for repository %s/%s directory from %s back to correct place %s: %v", oldOwnerName, repo.Name, WikiPath(newOwnerName, repo.Name), WikiPath(oldOwnerName, repo.Name), err)
+			if err := util.Rename(repo_model.WikiPath(newOwnerName, repo.Name), repo_model.WikiPath(oldOwnerName, repo.Name)); err != nil {
+				log.Critical("Unable to move wiki for repository %s/%s directory from %s back to correct place %s: %v", oldOwnerName, repo.Name,
+					repo_model.WikiPath(newOwnerName, repo.Name), repo_model.WikiPath(oldOwnerName, repo.Name), err)
 			}
 		}
 
@@ -250,7 +253,7 @@ func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Reposit
 	newOwnerName = newOwner.Name // ensure capitalisation matches
 
 	// Check if new owner has repository with same name.
-	if has, err := isRepositoryExist(sess, newOwner, repo.Name); err != nil {
+	if has, err := repo_model.IsRepositoryExistCtx(ctx, newOwner, repo.Name); err != nil {
 		return fmt.Errorf("IsRepositoryExist: %v", err)
 	} else if has {
 		return ErrRepoAlreadyExist{newOwnerName, repo.Name}
@@ -271,7 +274,7 @@ func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Reposit
 	}
 
 	// Remove redundant collaborators.
-	collaborators, err := repo.getCollaborators(sess, db.ListOptions{})
+	collaborators, err := getCollaborators(sess, repo.ID, db.ListOptions{})
 	if err != nil {
 		return fmt.Errorf("getCollaborators: %v", err)
 	}
@@ -316,12 +319,12 @@ func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Reposit
 		}
 		for _, t := range teams {
 			if t.IncludesAllRepositories {
-				if err := t.addRepository(sess, repo); err != nil {
+				if err := t.addRepository(ctx, repo); err != nil {
 					return fmt.Errorf("addRepository: %v", err)
 				}
 			}
 		}
-	} else if err := repo.recalculateAccesses(sess); err != nil {
+	} else if err := recalculateAccesses(ctx, repo); err != nil {
 		// Organization called this in addRepository method.
 		return fmt.Errorf("recalculateAccesses: %v", err)
 	}
@@ -378,19 +381,19 @@ func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Reposit
 		return fmt.Errorf("Failed to create dir %s: %v", dir, err)
 	}
 
-	if err := util.Rename(RepoPath(oldOwner.Name, repo.Name), RepoPath(newOwner.Name, repo.Name)); err != nil {
+	if err := util.Rename(repo_model.RepoPath(oldOwner.Name, repo.Name), repo_model.RepoPath(newOwner.Name, repo.Name)); err != nil {
 		return fmt.Errorf("rename repository directory: %v", err)
 	}
 	repoRenamed = true
 
 	// Rename remote wiki repository to new path and delete local copy.
-	wikiPath := WikiPath(oldOwner.Name, repo.Name)
+	wikiPath := repo_model.WikiPath(oldOwner.Name, repo.Name)
 
 	if isExist, err := util.IsExist(wikiPath); err != nil {
 		log.Error("Unable to check if %s exists. Error: %v", wikiPath, err)
 		return err
 	} else if isExist {
-		if err := util.Rename(wikiPath, WikiPath(newOwner.Name, repo.Name)); err != nil {
+		if err := util.Rename(wikiPath, repo_model.WikiPath(newOwner.Name, repo.Name)); err != nil {
 			return fmt.Errorf("rename repository wiki: %v", err)
 		}
 		wikiRenamed = true
@@ -399,7 +402,7 @@ func TransferOwnership(doer *user_model.User, newOwnerName string, repo *Reposit
 	if err := deleteRepositoryTransfer(sess, repo.ID); err != nil {
 		return fmt.Errorf("deleteRepositoryTransfer: %v", err)
 	}
-	repo.Status = RepositoryReady
+	repo.Status = repo_model.RepositoryReady
 	if err := updateRepositoryCols(sess, repo, "status"); err != nil {
 		return err
 	}
diff --git a/models/repo_transfer_test.go b/models/repo_transfer_test.go
index 1bde5628c1..9125bb8c8d 100644
--- a/models/repo_transfer_test.go
+++ b/models/repo_transfer_test.go
@@ -7,6 +7,7 @@ package models
 import (
 	"testing"
 
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -17,7 +18,7 @@ func TestRepositoryTransfer(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 
 	transfer, err := GetPendingRepositoryTransfer(repo)
 	assert.NoError(t, err)
diff --git a/models/repo_watch.go b/models/repo_watch.go
index e225c945e9..6ae478d65f 100644
--- a/models/repo_watch.go
+++ b/models/repo_watch.go
@@ -5,9 +5,11 @@
 package models
 
 import (
+	"context"
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -166,9 +168,9 @@ func getRepoWatchersIDs(e db.Engine, repoID int64) ([]int64, error) {
 		Find(&ids)
 }
 
-// GetWatchers returns range of users watching given repository.
-func (repo *Repository) GetWatchers(opts db.ListOptions) ([]*user_model.User, error) {
-	sess := db.GetEngine(db.DefaultContext).Where("watch.repo_id=?", repo.ID).
+// GetRepoWatchers returns range of users watching given repository.
+func GetRepoWatchers(repoID int64, opts db.ListOptions) ([]*user_model.User, error) {
+	sess := db.GetEngine(db.DefaultContext).Where("watch.repo_id=?", repoID).
 		Join("LEFT", "watch", "`user`.id=`watch`.user_id").
 		And("`watch`.mode<>?", RepoWatchModeDont)
 	if opts.Page > 0 {
@@ -182,14 +184,16 @@ func (repo *Repository) GetWatchers(opts db.ListOptions) ([]*user_model.User, er
 	return users, sess.Find(&users)
 }
 
-func notifyWatchers(e db.Engine, actions ...*Action) error {
+func notifyWatchers(ctx context.Context, actions ...*Action) error {
 	var watchers []*Watch
-	var repo *Repository
+	var repo *repo_model.Repository
 	var err error
 	var permCode []bool
 	var permIssue []bool
 	var permPR []bool
 
+	e := db.GetEngine(ctx)
+
 	for _, act := range actions {
 		repoChanged := repo == nil || repo.ID != act.RepoID
 
@@ -212,7 +216,7 @@ func notifyWatchers(e db.Engine, actions ...*Action) error {
 			repo = act.Repo
 
 			// check repo owner exist.
-			if err := act.Repo.getOwner(e); err != nil {
+			if err := act.Repo.GetOwner(ctx); err != nil {
 				return fmt.Errorf("can't get repo owner: %v", err)
 			}
 		} else if act.Repo == nil {
@@ -240,7 +244,7 @@ func notifyWatchers(e db.Engine, actions ...*Action) error {
 					permPR[i] = false
 					continue
 				}
-				perm, err := getUserRepoPermission(e, repo, user)
+				perm, err := getUserRepoPermission(ctx, repo, user)
 				if err != nil {
 					permCode[i] = false
 					permIssue[i] = false
@@ -286,7 +290,7 @@ func notifyWatchers(e db.Engine, actions ...*Action) error {
 
 // NotifyWatchers creates batch of actions for every watcher.
 func NotifyWatchers(actions ...*Action) error {
-	return notifyWatchers(db.GetEngine(db.DefaultContext), actions...)
+	return notifyWatchers(db.DefaultContext, actions...)
 }
 
 // NotifyWatchersActions creates batch of actions for every watcher.
@@ -297,7 +301,7 @@ func NotifyWatchersActions(acts []*Action) error {
 	}
 	defer committer.Close()
 	for _, act := range acts {
-		if err := notifyWatchers(db.GetEngine(ctx), act); err != nil {
+		if err := notifyWatchers(ctx, act); err != nil {
 			return err
 		}
 	}
diff --git a/models/repo_watch_test.go b/models/repo_watch_test.go
index b7efcba71a..1a60521396 100644
--- a/models/repo_watch_test.go
+++ b/models/repo_watch_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
 
@@ -33,17 +34,17 @@ func TestWatchRepo(t *testing.T) {
 
 	assert.NoError(t, WatchRepo(userID, repoID, true))
 	unittest.AssertExistsAndLoadBean(t, &Watch{RepoID: repoID, UserID: userID})
-	unittest.CheckConsistencyFor(t, &Repository{ID: repoID})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: repoID})
 
 	assert.NoError(t, WatchRepo(userID, repoID, false))
 	unittest.AssertNotExistsBean(t, &Watch{RepoID: repoID, UserID: userID})
-	unittest.CheckConsistencyFor(t, &Repository{ID: repoID})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{ID: repoID})
 }
 
 func TestGetWatchers(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	watches, err := GetWatchers(repo.ID)
 	assert.NoError(t, err)
 	// One watchers are inactive, thus minus 1
@@ -60,16 +61,16 @@ func TestGetWatchers(t *testing.T) {
 func TestRepository_GetWatchers(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
-	watchers, err := repo.GetWatchers(db.ListOptions{Page: 1})
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	watchers, err := GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, repo.NumWatches)
 	for _, watcher := range watchers {
 		unittest.AssertExistsAndLoadBean(t, &Watch{UserID: watcher.ID, RepoID: repo.ID})
 	}
 
-	repo = unittest.AssertExistsAndLoadBean(t, &Repository{ID: 9}).(*Repository)
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	repo = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 9}).(*repo_model.Repository)
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, 0)
 }
@@ -114,8 +115,8 @@ func TestNotifyWatchers(t *testing.T) {
 func TestWatchIfAuto(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 1}).(*Repository)
-	watchers, err := repo.GetWatchers(db.ListOptions{Page: 1})
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	watchers, err := GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, repo.NumWatches)
 
@@ -125,13 +126,13 @@ func TestWatchIfAuto(t *testing.T) {
 
 	// Must not add watch
 	assert.NoError(t, WatchIfAuto(8, 1, true))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount)
 
 	// Should not add watch
 	assert.NoError(t, WatchIfAuto(10, 1, true))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount)
 
@@ -139,31 +140,31 @@ func TestWatchIfAuto(t *testing.T) {
 
 	// Must not add watch
 	assert.NoError(t, WatchIfAuto(8, 1, true))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount)
 
 	// Should not add watch
 	assert.NoError(t, WatchIfAuto(12, 1, false))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount)
 
 	// Should add watch
 	assert.NoError(t, WatchIfAuto(12, 1, true))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount+1)
 
 	// Should remove watch, inhibit from adding auto
 	assert.NoError(t, WatchRepo(12, 1, false))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount)
 
 	// Must not add watch
 	assert.NoError(t, WatchIfAuto(12, 1, true))
-	watchers, err = repo.GetWatchers(db.ListOptions{Page: 1})
+	watchers, err = GetRepoWatchers(repo.ID, db.ListOptions{Page: 1})
 	assert.NoError(t, err)
 	assert.Len(t, watchers, prevCount)
 }
diff --git a/models/review.go b/models/review.go
index eebf796876..eeb33611ce 100644
--- a/models/review.go
+++ b/models/review.go
@@ -5,6 +5,7 @@
 package models
 
 import (
+	"context"
 	"fmt"
 	"strings"
 
@@ -85,20 +86,20 @@ func init() {
 	db.RegisterModel(new(Review))
 }
 
-func (r *Review) loadCodeComments(e db.Engine) (err error) {
+func (r *Review) loadCodeComments(ctx context.Context) (err error) {
 	if r.CodeComments != nil {
 		return
 	}
-	if err = r.loadIssue(e); err != nil {
+	if err = r.loadIssue(db.GetEngine(ctx)); err != nil {
 		return
 	}
-	r.CodeComments, err = fetchCodeCommentsByReview(e, r.Issue, nil, r)
+	r.CodeComments, err = fetchCodeCommentsByReview(ctx, r.Issue, nil, r)
 	return
 }
 
 // LoadCodeComments loads CodeComments
 func (r *Review) LoadCodeComments() error {
-	return r.loadCodeComments(db.GetEngine(db.DefaultContext))
+	return r.loadCodeComments(db.DefaultContext)
 }
 
 func (r *Review) loadIssue(e db.Engine) (err error) {
@@ -136,11 +137,12 @@ func (r *Review) LoadReviewerTeam() error {
 	return r.loadReviewerTeam(db.GetEngine(db.DefaultContext))
 }
 
-func (r *Review) loadAttributes(e db.Engine) (err error) {
+func (r *Review) loadAttributes(ctx context.Context) (err error) {
+	e := db.GetEngine(ctx)
 	if err = r.loadIssue(e); err != nil {
 		return
 	}
-	if err = r.loadCodeComments(e); err != nil {
+	if err = r.loadCodeComments(ctx); err != nil {
 		return
 	}
 	if err = r.loadReviewer(e); err != nil {
@@ -154,7 +156,7 @@ func (r *Review) loadAttributes(e db.Engine) (err error) {
 
 // LoadAttributes loads all attributes except CodeComments
 func (r *Review) LoadAttributes() error {
-	return r.loadAttributes(db.GetEngine(db.DefaultContext))
+	return r.loadAttributes(db.DefaultContext)
 }
 
 func getReviewByID(e db.Engine, id int64) (*Review, error) {
@@ -235,15 +237,15 @@ type CreateReviewOptions struct {
 
 // IsOfficialReviewer check if at least one of the provided reviewers can make official reviews in issue (counts towards required approvals)
 func IsOfficialReviewer(issue *Issue, reviewers ...*user_model.User) (bool, error) {
-	return isOfficialReviewer(db.GetEngine(db.DefaultContext), issue, reviewers...)
+	return isOfficialReviewer(db.DefaultContext, issue, reviewers...)
 }
 
-func isOfficialReviewer(e db.Engine, issue *Issue, reviewers ...*user_model.User) (bool, error) {
-	pr, err := getPullRequestByIssueID(e, issue.ID)
+func isOfficialReviewer(ctx context.Context, issue *Issue, reviewers ...*user_model.User) (bool, error) {
+	pr, err := getPullRequestByIssueID(db.GetEngine(ctx), issue.ID)
 	if err != nil {
 		return false, err
 	}
-	if err = pr.loadProtectedBranch(e); err != nil {
+	if err = pr.loadProtectedBranch(ctx); err != nil {
 		return false, err
 	}
 	if pr.ProtectedBranch == nil {
@@ -251,7 +253,7 @@ func isOfficialReviewer(e db.Engine, issue *Issue, reviewers ...*user_model.User
 	}
 
 	for _, reviewer := range reviewers {
-		official, err := pr.ProtectedBranch.isUserOfficialReviewer(e, reviewer)
+		official, err := isUserOfficialReviewer(ctx, pr.ProtectedBranch, reviewer)
 		if official || err != nil {
 			return official, err
 		}
@@ -262,15 +264,15 @@ func isOfficialReviewer(e db.Engine, issue *Issue, reviewers ...*user_model.User
 
 // IsOfficialReviewerTeam check if reviewer in this team can make official reviews in issue (counts towards required approvals)
 func IsOfficialReviewerTeam(issue *Issue, team *Team) (bool, error) {
-	return isOfficialReviewerTeam(db.GetEngine(db.DefaultContext), issue, team)
+	return isOfficialReviewerTeam(db.DefaultContext, issue, team)
 }
 
-func isOfficialReviewerTeam(e db.Engine, issue *Issue, team *Team) (bool, error) {
-	pr, err := getPullRequestByIssueID(e, issue.ID)
+func isOfficialReviewerTeam(ctx context.Context, issue *Issue, team *Team) (bool, error) {
+	pr, err := getPullRequestByIssueID(db.GetEngine(ctx), issue.ID)
 	if err != nil {
 		return false, err
 	}
-	if err = pr.loadProtectedBranch(e); err != nil {
+	if err = pr.loadProtectedBranch(ctx); err != nil {
 		return false, err
 	}
 	if pr.ProtectedBranch == nil {
@@ -385,7 +387,7 @@ func SubmitReview(doer *user_model.User, issue *Issue, reviewType ReviewType, co
 			if _, err := sess.Exec("UPDATE `review` SET official=? WHERE issue_id=? AND reviewer_id=?", false, issue.ID, doer.ID); err != nil {
 				return nil, nil, err
 			}
-			if official, err = isOfficialReviewer(sess, issue, doer); err != nil {
+			if official, err = isOfficialReviewer(ctx, issue, doer); err != nil {
 				return nil, nil, err
 			}
 		}
@@ -403,7 +405,7 @@ func SubmitReview(doer *user_model.User, issue *Issue, reviewType ReviewType, co
 			return nil, nil, err
 		}
 	} else {
-		if err := review.loadCodeComments(sess); err != nil {
+		if err := review.loadCodeComments(ctx); err != nil {
 			return nil, nil, err
 		}
 		if reviewType != ReviewTypeApprove && len(review.CodeComments) == 0 && len(strings.TrimSpace(content)) == 0 {
@@ -415,7 +417,7 @@ func SubmitReview(doer *user_model.User, issue *Issue, reviewType ReviewType, co
 			if _, err := sess.Exec("UPDATE `review` SET official=? WHERE issue_id=? AND reviewer_id=?", false, issue.ID, doer.ID); err != nil {
 				return nil, nil, err
 			}
-			if official, err = isOfficialReviewer(sess, issue, doer); err != nil {
+			if official, err = isOfficialReviewer(ctx, issue, doer); err != nil {
 				return nil, nil, err
 			}
 		}
@@ -647,7 +649,7 @@ func AddReviewRequest(issue *Issue, reviewer, doer *user_model.User) (*Comment,
 		return nil, nil
 	}
 
-	official, err := isOfficialReviewer(sess, issue, reviewer, doer)
+	official, err := isOfficialReviewer(ctx, issue, reviewer, doer)
 	if err != nil {
 		return nil, err
 	} else if official {
@@ -705,7 +707,7 @@ func RemoveReviewRequest(issue *Issue, reviewer, doer *user_model.User) (*Commen
 		return nil, err
 	}
 
-	official, err := isOfficialReviewer(sess, issue, reviewer)
+	official, err := isOfficialReviewer(ctx, issue, reviewer)
 	if err != nil {
 		return nil, err
 	} else if official {
@@ -756,11 +758,11 @@ func AddTeamReviewRequest(issue *Issue, reviewer *Team, doer *user_model.User) (
 		return nil, nil
 	}
 
-	official, err := isOfficialReviewerTeam(sess, issue, reviewer)
+	official, err := isOfficialReviewerTeam(ctx, issue, reviewer)
 	if err != nil {
 		return nil, fmt.Errorf("isOfficialReviewerTeam(): %v", err)
 	} else if !official {
-		if official, err = isOfficialReviewer(sess, issue, doer); err != nil {
+		if official, err = isOfficialReviewer(ctx, issue, doer); err != nil {
 			return nil, fmt.Errorf("isOfficialReviewer(): %v", err)
 		}
 	}
@@ -819,7 +821,7 @@ func RemoveTeamReviewRequest(issue *Issue, reviewer *Team, doer *user_model.User
 		return nil, err
 	}
 
-	official, err := isOfficialReviewerTeam(sess, issue, reviewer)
+	official, err := isOfficialReviewerTeam(ctx, issue, reviewer)
 	if err != nil {
 		return nil, fmt.Errorf("isOfficialReviewerTeam(): %v", err)
 	}
diff --git a/models/ssh_key_deploy.go b/models/ssh_key_deploy.go
index 187af3ca9b..672974afb3 100644
--- a/models/ssh_key_deploy.go
+++ b/models/ssh_key_deploy.go
@@ -5,11 +5,13 @@
 package models
 
 import (
+	"context"
 	"fmt"
 	"time"
 
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/timeutil"
 
@@ -221,13 +223,14 @@ func DeleteDeployKey(doer *user_model.User, id int64) error {
 	}
 	defer committer.Close()
 
-	if err := deleteDeployKey(db.GetEngine(ctx), doer, id); err != nil {
+	if err := deleteDeployKey(ctx, doer, id); err != nil {
 		return err
 	}
 	return committer.Commit()
 }
 
-func deleteDeployKey(sess db.Engine, doer *user_model.User, id int64) error {
+func deleteDeployKey(ctx context.Context, doer *user_model.User, id int64) error {
+	sess := db.GetEngine(ctx)
 	key, err := getDeployKeyByID(sess, id)
 	if err != nil {
 		if IsErrDeployKeyNotExist(err) {
@@ -238,9 +241,9 @@ func deleteDeployKey(sess db.Engine, doer *user_model.User, id int64) error {
 
 	// Check if user has access to delete this key.
 	if !doer.IsAdmin {
-		repo, err := getRepositoryByID(sess, key.RepoID)
+		repo, err := repo_model.GetRepositoryByIDCtx(ctx, key.RepoID)
 		if err != nil {
-			return fmt.Errorf("GetRepositoryByID: %v", err)
+			return fmt.Errorf("repo_model.GetRepositoryByID: %v", err)
 		}
 		has, err := isUserRepoAdmin(sess, repo, doer)
 		if err != nil {
diff --git a/models/star.go b/models/star.go
index 58bc77132d..de3207797e 100644
--- a/models/star.go
+++ b/models/star.go
@@ -6,6 +6,7 @@ package models
 
 import (
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/timeutil"
 )
@@ -75,7 +76,7 @@ func isStaring(e db.Engine, userID, repoID int64) bool {
 }
 
 // GetStargazers returns the users that starred the repo.
-func GetStargazers(repo *Repository, opts db.ListOptions) ([]*user_model.User, error) {
+func GetStargazers(repo *repo_model.Repository, opts db.ListOptions) ([]*user_model.User, error) {
 	sess := db.GetEngine(db.DefaultContext).Where("star.repo_id = ?", repo.ID).
 		Join("LEFT", "star", "`user`.id = star.uid")
 	if opts.Page > 0 {
diff --git a/models/star_test.go b/models/star_test.go
index eef1a0c5fb..8da83661c9 100644
--- a/models/star_test.go
+++ b/models/star_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 
 	"github.com/stretchr/testify/assert"
@@ -35,7 +36,7 @@ func TestIsStaring(t *testing.T) {
 func TestRepository_GetStargazers(t *testing.T) {
 	// repo with stargazers
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 4}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 4}).(*repo_model.Repository)
 	gazers, err := GetStargazers(repo, db.ListOptions{Page: 0})
 	assert.NoError(t, err)
 	if assert.Len(t, gazers, 1) {
@@ -46,7 +47,7 @@ func TestRepository_GetStargazers(t *testing.T) {
 func TestRepository_GetStargazers2(t *testing.T) {
 	// repo with stargazers
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	repo := unittest.AssertExistsAndLoadBean(t, &Repository{ID: 3}).(*Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	gazers, err := GetStargazers(repo, db.ListOptions{Page: 0})
 	assert.NoError(t, err)
 	assert.Len(t, gazers, 0)
diff --git a/models/statistic.go b/models/statistic.go
index 9a2a0d5c47..055f312c11 100644
--- a/models/statistic.go
+++ b/models/statistic.go
@@ -48,7 +48,7 @@ func GetStatistic() (stats Statistic) {
 	stats.Counter.User = user_model.CountUsers()
 	stats.Counter.Org = CountOrganizations()
 	stats.Counter.PublicKey, _ = e.Count(new(PublicKey))
-	stats.Counter.Repo = CountRepositories(true)
+	stats.Counter.Repo = repo_model.CountRepositories(true)
 	stats.Counter.Watch, _ = e.Count(new(Watch))
 	stats.Counter.Star, _ = e.Count(new(Star))
 	stats.Counter.Action, _ = e.Count(new(Action))
@@ -95,7 +95,7 @@ func GetStatistic() (stats Statistic) {
 	stats.Counter.Comment, _ = e.Count(new(Comment))
 	stats.Counter.Oauth = 0
 	stats.Counter.Follow, _ = e.Count(new(user_model.Follow))
-	stats.Counter.Mirror, _ = e.Count(new(Mirror))
+	stats.Counter.Mirror, _ = e.Count(new(repo_model.Mirror))
 	stats.Counter.Release, _ = e.Count(new(Release))
 	stats.Counter.LoginSource = login.CountSources()
 	stats.Counter.Webhook, _ = e.Count(new(webhook.Webhook))
diff --git a/models/task.go b/models/task.go
index 1999957270..64c858921c 100644
--- a/models/task.go
+++ b/models/task.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/migration"
@@ -23,12 +24,12 @@ import (
 // Task represents a task
 type Task struct {
 	ID             int64
-	DoerID         int64            `xorm:"index"` // operator
-	Doer           *user_model.User `xorm:"-"`
-	OwnerID        int64            `xorm:"index"` // repo owner id, when creating, the repoID maybe zero
-	Owner          *user_model.User `xorm:"-"`
-	RepoID         int64            `xorm:"index"`
-	Repo           *Repository      `xorm:"-"`
+	DoerID         int64                  `xorm:"index"` // operator
+	Doer           *user_model.User       `xorm:"-"`
+	OwnerID        int64                  `xorm:"index"` // repo owner id, when creating, the repoID maybe zero
+	Owner          *user_model.User       `xorm:"-"`
+	RepoID         int64                  `xorm:"index"`
+	Repo           *repo_model.Repository `xorm:"-"`
 	Type           structs.TaskType
 	Status         structs.TaskStatus `xorm:"index"`
 	StartTime      timeutil.TimeStamp
@@ -57,12 +58,12 @@ func (task *Task) loadRepo(e db.Engine) error {
 	if task.Repo != nil {
 		return nil
 	}
-	var repo Repository
+	var repo repo_model.Repository
 	has, err := e.ID(task.RepoID).Get(&repo)
 	if err != nil {
 		return err
 	} else if !has {
-		return ErrRepoNotExist{
+		return repo_model.ErrRepoNotExist{
 			ID: task.RepoID,
 		}
 	}
diff --git a/models/topic.go b/models/topic.go
index 79c47e2331..2767d6c58b 100644
--- a/models/topic.go
+++ b/models/topic.go
@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/timeutil"
 
 	"xorm.io/builder"
@@ -253,7 +254,7 @@ func AddTopic(repoID int64, topicName string) (*Topic, error) {
 		return nil, err
 	}
 
-	if _, err := sess.ID(repoID).Cols("topics").Update(&Repository{
+	if _, err := sess.ID(repoID).Cols("topics").Update(&repo_model.Repository{
 		Topics: topicNames,
 	}); err != nil {
 		return nil, err
@@ -347,7 +348,7 @@ func SaveTopics(repoID int64, topicNames ...string) error {
 		return err
 	}
 
-	if _, err := sess.ID(repoID).Cols("topics").Update(&Repository{
+	if _, err := sess.ID(repoID).Cols("topics").Update(&repo_model.Repository{
 		Topics: topicNames,
 	}); err != nil {
 		return err
diff --git a/models/update.go b/models/update.go
index 0898ab54c1..14333ed985 100644
--- a/models/update.go
+++ b/models/update.go
@@ -10,14 +10,15 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 )
 
 // PushUpdateDeleteTagsContext updates a number of delete tags with context
-func PushUpdateDeleteTagsContext(ctx context.Context, repo *Repository, tags []string) error {
+func PushUpdateDeleteTagsContext(ctx context.Context, repo *repo_model.Repository, tags []string) error {
 	return pushUpdateDeleteTags(db.GetEngine(ctx), repo, tags)
 }
 
-func pushUpdateDeleteTags(e db.Engine, repo *Repository, tags []string) error {
+func pushUpdateDeleteTags(e db.Engine, repo *repo_model.Repository, tags []string) error {
 	if len(tags) == 0 {
 		return nil
 	}
@@ -47,7 +48,7 @@ func pushUpdateDeleteTags(e db.Engine, repo *Repository, tags []string) error {
 }
 
 // PushUpdateDeleteTag must be called for any push actions to delete tag
-func PushUpdateDeleteTag(repo *Repository, tagName string) error {
+func PushUpdateDeleteTag(repo *repo_model.Repository, tagName string) error {
 	rel, err := GetRelease(repo.ID, tagName)
 	if err != nil {
 		if IsErrReleaseNotExist(err) {
@@ -72,7 +73,7 @@ func PushUpdateDeleteTag(repo *Repository, tagName string) error {
 }
 
 // SaveOrUpdateTag must be called for any push actions to add tag
-func SaveOrUpdateTag(repo *Repository, newRel *Release) error {
+func SaveOrUpdateTag(repo *repo_model.Repository, newRel *Release) error {
 	rel, err := GetRelease(repo.ID, newRel.TagName)
 	if err != nil && !IsErrReleaseNotExist(err) {
 		return fmt.Errorf("GetRelease: %v", err)
diff --git a/models/user.go b/models/user.go
index e604c871b2..1427833e21 100644
--- a/models/user.go
+++ b/models/user.go
@@ -13,6 +13,7 @@ import (
 	_ "image/jpeg" // Needed for jpeg support
 
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -151,7 +152,7 @@ func DeleteUser(ctx context.Context, u *user_model.User) (err error) {
 		Where("watch.user_id = ?", u.ID).And("watch.mode <>?", RepoWatchModeDont).Find(&watchedRepoIDs); err != nil {
 		return fmt.Errorf("get all watches: %v", err)
 	}
-	if _, err = e.Decr("num_watches").In("id", watchedRepoIDs).NoAutoTime().Update(new(Repository)); err != nil {
+	if _, err = e.Decr("num_watches").In("id", watchedRepoIDs).NoAutoTime().Update(new(repo_model.Repository)); err != nil {
 		return fmt.Errorf("decrease repository num_watches: %v", err)
 	}
 	// ***** END: Watch *****
@@ -161,7 +162,7 @@ func DeleteUser(ctx context.Context, u *user_model.User) (err error) {
 	if err = e.Table("star").Cols("star.repo_id").
 		Where("star.uid = ?", u.ID).Find(&starredRepoIDs); err != nil {
 		return fmt.Errorf("get all stars: %v", err)
-	} else if _, err = e.Decr("num_stars").In("id", starredRepoIDs).NoAutoTime().Update(new(Repository)); err != nil {
+	} else if _, err = e.Decr("num_stars").In("id", starredRepoIDs).NoAutoTime().Update(new(repo_model.Repository)); err != nil {
 		return fmt.Errorf("decrease repository num_stars: %v", err)
 	}
 	// ***** END: Star *****
@@ -273,7 +274,7 @@ func DeleteUser(ctx context.Context, u *user_model.User) (err error) {
 }
 
 // GetStarredRepos returns the repos starred by a particular user
-func GetStarredRepos(userID int64, private bool, listOptions db.ListOptions) ([]*Repository, error) {
+func GetStarredRepos(userID int64, private bool, listOptions db.ListOptions) ([]*repo_model.Repository, error) {
 	sess := db.GetEngine(db.DefaultContext).Where("star.uid=?", userID).
 		Join("LEFT", "star", "`repository`.id=`star`.repo_id")
 	if !private {
@@ -283,16 +284,16 @@ func GetStarredRepos(userID int64, private bool, listOptions db.ListOptions) ([]
 	if listOptions.Page != 0 {
 		sess = db.SetSessionPagination(sess, &listOptions)
 
-		repos := make([]*Repository, 0, listOptions.PageSize)
+		repos := make([]*repo_model.Repository, 0, listOptions.PageSize)
 		return repos, sess.Find(&repos)
 	}
 
-	repos := make([]*Repository, 0, 10)
+	repos := make([]*repo_model.Repository, 0, 10)
 	return repos, sess.Find(&repos)
 }
 
 // GetWatchedRepos returns the repos watched by a particular user
-func GetWatchedRepos(userID int64, private bool, listOptions db.ListOptions) ([]*Repository, int64, error) {
+func GetWatchedRepos(userID int64, private bool, listOptions db.ListOptions) ([]*repo_model.Repository, int64, error) {
 	sess := db.GetEngine(db.DefaultContext).Where("watch.user_id=?", userID).
 		And("`watch`.mode<>?", RepoWatchModeDont).
 		Join("LEFT", "watch", "`repository`.id=`watch`.repo_id")
@@ -303,12 +304,12 @@ func GetWatchedRepos(userID int64, private bool, listOptions db.ListOptions) ([]
 	if listOptions.Page != 0 {
 		sess = db.SetSessionPagination(sess, &listOptions)
 
-		repos := make([]*Repository, 0, listOptions.PageSize)
+		repos := make([]*repo_model.Repository, 0, listOptions.PageSize)
 		total, err := sess.FindAndCount(&repos)
 		return repos, total, err
 	}
 
-	repos := make([]*Repository, 0, 10)
+	repos := make([]*repo_model.Repository, 0, 10)
 	total, err := sess.FindAndCount(&repos)
 	return repos, total, err
 }
diff --git a/modules/context/api.go b/modules/context/api.go
index 4a2d5d1665..b6fcdd2a1c 100644
--- a/modules/context/api.go
+++ b/modules/context/api.go
@@ -13,8 +13,8 @@ import (
 	"net/url"
 	"strings"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
@@ -327,7 +327,7 @@ func ReferencesGitRepo(allowEmpty bool) func(http.Handler) http.Handler {
 
 			// For API calls.
 			if ctx.Repo.GitRepo == nil {
-				repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
+				repoPath := repo_model.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
 				gitRepo, err := git.OpenRepository(repoPath)
 				if err != nil {
 					ctx.Error(http.StatusInternalServerError, "RepoRef Invalid repo "+repoPath, err)
@@ -385,7 +385,7 @@ func RepoRefForAPI(next http.Handler) http.Handler {
 		var err error
 
 		if ctx.Repo.GitRepo == nil {
-			repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
+			repoPath := repo_model.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
 			ctx.Repo.GitRepo, err = git.OpenRepository(repoPath)
 			if err != nil {
 				ctx.InternalServerError(err)
diff --git a/modules/context/repo.go b/modules/context/repo.go
index b2844c04c4..694c483bd4 100644
--- a/modules/context/repo.go
+++ b/modules/context/repo.go
@@ -14,6 +14,8 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/cache"
@@ -42,7 +44,7 @@ var IssueTemplateDirCandidates = []string{
 
 // PullRequest contains information to make a pull request
 type PullRequest struct {
-	BaseRepo       *models.Repository
+	BaseRepo       *repo_model.Repository
 	Allowed        bool
 	SameRepo       bool
 	HeadInfoSubURL string // [<user>:]<branch> url segment
@@ -55,7 +57,7 @@ type Repository struct {
 	IsViewBranch bool
 	IsViewTag    bool
 	IsViewCommit bool
-	Repository   *models.Repository
+	Repository   *repo_model.Repository
 	Owner        *user_model.User
 	Commit       *git.Commit
 	Tag          *git.Tag
@@ -66,9 +68,9 @@ type Repository struct {
 	TreePath     string
 	CommitID     string
 	RepoLink     string
-	CloneLink    models.CloneLink
+	CloneLink    repo_model.CloneLink
 	CommitsCount int64
-	Mirror       *models.Mirror
+	Mirror       *repo_model.Mirror
 
 	PullRequest *PullRequest
 }
@@ -118,7 +120,7 @@ func (r *Repository) CanCommitToBranch(doer *user_model.User) (CanCommitToBranch
 		requireSigned = protectedBranch.RequireSignedCommits
 	}
 
-	sign, keyID, _, err := r.Repository.SignCRUDAction(doer, r.Repository.RepoPath(), git.BranchPrefix+r.BranchName)
+	sign, keyID, _, err := models.SignCRUDAction(r.Repository, doer, r.Repository.RepoPath(), git.BranchPrefix+r.BranchName)
 
 	canCommit := r.CanEnableEditor() && userCanPush
 	if requireSigned {
@@ -242,38 +244,39 @@ func (r *Repository) GetEditorconfig() (*editorconfig.Editorconfig, error) {
 }
 
 // RetrieveBaseRepo retrieves base repository
-func RetrieveBaseRepo(ctx *Context, repo *models.Repository) {
+func RetrieveBaseRepo(ctx *Context, repo *repo_model.Repository) {
 	// Non-fork repository will not return error in this method.
 	if err := repo.GetBaseRepo(); err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			repo.IsFork = false
 			repo.ForkID = 0
 			return
 		}
 		ctx.ServerError("GetBaseRepo", err)
 		return
-	} else if err = repo.BaseRepo.GetOwner(); err != nil {
+	} else if err = repo.BaseRepo.GetOwner(db.DefaultContext); err != nil {
 		ctx.ServerError("BaseRepo.GetOwner", err)
 		return
 	}
 }
 
 // RetrieveTemplateRepo retrieves template repository used to generate this repository
-func RetrieveTemplateRepo(ctx *Context, repo *models.Repository) {
+func RetrieveTemplateRepo(ctx *Context, repo *repo_model.Repository) {
 	// Non-generated repository will not return error in this method.
-	if err := repo.GetTemplateRepo(); err != nil {
-		if models.IsErrRepoNotExist(err) {
+	templateRepo, err := repo_model.GetTemplateRepo(repo)
+	if err != nil {
+		if repo_model.IsErrRepoNotExist(err) {
 			repo.TemplateID = 0
 			return
 		}
 		ctx.ServerError("GetTemplateRepo", err)
 		return
-	} else if err = repo.TemplateRepo.GetOwner(); err != nil {
+	} else if err = templateRepo.GetOwner(db.DefaultContext); err != nil {
 		ctx.ServerError("TemplateRepo.GetOwner", err)
 		return
 	}
 
-	perm, err := models.GetUserRepoPermission(repo.TemplateRepo, ctx.User)
+	perm, err := models.GetUserRepoPermission(templateRepo, ctx.User)
 	if err != nil {
 		ctx.ServerError("GetUserRepoPermission", err)
 		return
@@ -307,7 +310,7 @@ func EarlyResponseForGoGetMeta(ctx *Context) {
 	ctx.PlainText(200, []byte(com.Expand(`<meta name="go-import" content="{GoGetImport} git {CloneLink}">`,
 		map[string]string{
 			"GoGetImport": ComposeGoGetImport(username, reponame),
-			"CloneLink":   models.ComposeHTTPSCloneURL(username, reponame),
+			"CloneLink":   repo_model.ComposeHTTPSCloneURL(username, reponame),
 		})))
 }
 
@@ -316,7 +319,7 @@ func RedirectToRepo(ctx *Context, redirectRepoID int64) {
 	ownerName := ctx.Params(":username")
 	previousRepoName := ctx.Params(":reponame")
 
-	repo, err := models.GetRepositoryByID(redirectRepoID)
+	repo, err := repo_model.GetRepositoryByID(redirectRepoID)
 	if err != nil {
 		ctx.ServerError("GetRepositoryByID", err)
 		return
@@ -334,9 +337,9 @@ func RedirectToRepo(ctx *Context, redirectRepoID int64) {
 	ctx.Redirect(path.Join(setting.AppSubURL, redirectPath))
 }
 
-func repoAssignment(ctx *Context, repo *models.Repository) {
+func repoAssignment(ctx *Context, repo *repo_model.Repository) {
 	var err error
-	if err = repo.GetOwner(); err != nil {
+	if err = repo.GetOwner(db.DefaultContext); err != nil {
 		ctx.ServerError("GetOwner", err)
 		return
 	}
@@ -361,21 +364,24 @@ func repoAssignment(ctx *Context, repo *models.Repository) {
 
 	if repo.IsMirror {
 		var err error
-		ctx.Repo.Mirror, err = models.GetMirrorByRepoID(repo.ID)
+		mirror, err := repo_model.GetMirrorByRepoID(repo.ID)
 		if err != nil {
 			ctx.ServerError("GetMirrorByRepoID", err)
 			return
 		}
-		ctx.Data["MirrorEnablePrune"] = ctx.Repo.Mirror.EnablePrune
-		ctx.Data["MirrorInterval"] = ctx.Repo.Mirror.Interval
-		ctx.Data["Mirror"] = ctx.Repo.Mirror
+		ctx.Data["MirrorEnablePrune"] = mirror.EnablePrune
+		ctx.Data["MirrorInterval"] = mirror.Interval
+		ctx.Data["Mirror"] = mirror
 	}
-	if err = repo.LoadPushMirrors(); err != nil {
-		ctx.ServerError("LoadPushMirrors", err)
+
+	pushMirrors, err := repo_model.GetPushMirrorsByRepoID(repo.ID)
+	if err != nil {
+		ctx.ServerError("GetPushMirrorsByRepoID", err)
 		return
 	}
 
 	ctx.Repo.Repository = repo
+	ctx.Data["PushMirrors"] = pushMirrors
 	ctx.Data["RepoName"] = ctx.Repo.Repository.Name
 	ctx.Data["IsEmptyRepo"] = ctx.Repo.Repository.IsEmpty
 }
@@ -386,9 +392,9 @@ func RepoIDAssignment() func(ctx *Context) {
 		repoID := ctx.ParamsInt64(":repoid")
 
 		// Get repository.
-		repo, err := models.GetRepositoryByID(repoID)
+		repo, err := repo_model.GetRepositoryByID(repoID)
 		if err != nil {
-			if models.IsErrRepoNotExist(err) {
+			if repo_model.IsErrRepoNotExist(err) {
 				ctx.NotFound("GetRepositoryByID", nil)
 			} else {
 				ctx.ServerError("GetRepositoryByID", err)
@@ -433,9 +439,9 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	ctx.Data["Username"] = ctx.Repo.Owner.Name
 
 	// Get repository.
-	repo, err := models.GetRepositoryByName(owner.ID, repoName)
+	repo, err := repo_model.GetRepositoryByName(owner.ID, repoName)
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			redirectRepoID, err := models.LookupRepoRedirect(owner.ID, repoName)
 			if err == nil {
 				RedirectToRepo(ctx, redirectRepoID)
@@ -534,11 +540,11 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 		return
 	}
 
-	gitRepo, err := git.OpenRepositoryCtx(ctx, models.RepoPath(userName, repoName))
+	gitRepo, err := git.OpenRepositoryCtx(ctx, repo_model.RepoPath(userName, repoName))
 	if err != nil {
 		if strings.Contains(err.Error(), "repository does not exist") || strings.Contains(err.Error(), "no such file or directory") {
 			log.Error("Repository %-v has a broken repository on the file system: %s Error: %v", ctx.Repo.Repository, ctx.Repo.Repository.RepoPath(), err)
-			ctx.Repo.Repository.Status = models.RepositoryBroken
+			ctx.Repo.Repository.Status = repo_model.RepositoryBroken
 			ctx.Repo.Repository.IsEmpty = true
 			ctx.Data["BranchName"] = ctx.Repo.Repository.DefaultBranch
 			// Only allow access to base of repo or settings
@@ -547,7 +553,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 			}
 			return
 		}
-		ctx.ServerError("RepoAssignment Invalid repo "+models.RepoPath(userName, repoName), err)
+		ctx.ServerError("RepoAssignment Invalid repo "+repo_model.RepoPath(userName, repoName), err)
 		return
 	}
 	ctx.Repo.GitRepo = gitRepo
@@ -570,7 +576,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	if err != nil {
 		if strings.Contains(err.Error(), "fatal: not a git repository ") {
 			log.Error("Repository %-v has a broken repository on the file system: %s Error: %v", ctx.Repo.Repository, ctx.Repo.Repository.RepoPath(), err)
-			ctx.Repo.Repository.Status = models.RepositoryBroken
+			ctx.Repo.Repository.Status = repo_model.RepositoryBroken
 			ctx.Repo.Repository.IsEmpty = true
 			ctx.Data["BranchName"] = ctx.Repo.Repository.DefaultBranch
 			// Only allow access to base of repo or settings
@@ -629,7 +635,7 @@ func RepoAssignment(ctx *Context) (cancel context.CancelFunc) {
 	ctx.Data["CanCompareOrPull"] = canCompare
 	ctx.Data["PullRequestCtx"] = ctx.Repo.PullRequest
 
-	if ctx.Repo.Repository.Status == models.RepositoryPendingTransfer {
+	if ctx.Repo.Repository.Status == repo_model.RepositoryPendingTransfer {
 		repoTransfer, err := models.GetPendingRepositoryTransfer(ctx.Repo.Repository)
 		if err != nil {
 			ctx.ServerError("GetPendingRepositoryTransfer", err)
@@ -791,7 +797,7 @@ func RepoRefByType(refType RepoRefType, ignoreNotExistErr ...bool) func(*Context
 		)
 
 		if ctx.Repo.GitRepo == nil {
-			repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
+			repoPath := repo_model.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
 			ctx.Repo.GitRepo, err = git.OpenRepositoryCtx(ctx, repoPath)
 			if err != nil {
 				ctx.ServerError("RepoRef Invalid repo "+repoPath, err)
diff --git a/modules/convert/convert.go b/modules/convert/convert.go
index 8c6a610625..eda9f23cd6 100644
--- a/modules/convert/convert.go
+++ b/modules/convert/convert.go
@@ -14,6 +14,7 @@ import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/models/webhook"
@@ -34,7 +35,7 @@ func ToEmail(email *user_model.EmailAddress) *api.Email {
 }
 
 // ToBranch convert a git.Commit and git.Branch to an api.Branch
-func ToBranch(repo *models.Repository, b *git.Branch, c *git.Commit, bp *models.ProtectedBranch, user *user_model.User, isRepoAdmin bool) (*api.Branch, error) {
+func ToBranch(repo *repo_model.Repository, b *git.Branch, c *git.Commit, bp *models.ProtectedBranch, user *user_model.User, isRepoAdmin bool) (*api.Branch, error) {
 	if bp == nil {
 		var hasPerm bool
 		var err error
@@ -76,7 +77,7 @@ func ToBranch(repo *models.Repository, b *git.Branch, c *git.Commit, bp *models.
 			return nil, err
 		}
 		branch.UserCanPush = bp.CanUserPush(user.ID)
-		branch.UserCanMerge = bp.IsUserMergeWhitelisted(user.ID, permission)
+		branch.UserCanMerge = models.IsUserMergeWhitelisted(bp, user.ID, permission)
 	}
 
 	return branch, nil
@@ -138,7 +139,7 @@ func ToBranchProtection(bp *models.ProtectedBranch) *api.BranchProtection {
 }
 
 // ToTag convert a git.Tag to an api.Tag
-func ToTag(repo *models.Repository, t *git.Tag) *api.Tag {
+func ToTag(repo *repo_model.Repository, t *git.Tag) *api.Tag {
 	return &api.Tag{
 		Name:       t.Name,
 		Message:    strings.TrimSpace(t.Message),
@@ -310,7 +311,7 @@ func ToTeam(team *models.Team) *api.Team {
 }
 
 // ToAnnotatedTag convert git.Tag to api.AnnotatedTag
-func ToAnnotatedTag(repo *models.Repository, t *git.Tag, c *git.Commit) *api.AnnotatedTag {
+func ToAnnotatedTag(repo *repo_model.Repository, t *git.Tag, c *git.Commit) *api.AnnotatedTag {
 	return &api.AnnotatedTag{
 		Tag:          t.Name,
 		SHA:          t.ID.String(),
@@ -323,7 +324,7 @@ func ToAnnotatedTag(repo *models.Repository, t *git.Tag, c *git.Commit) *api.Ann
 }
 
 // ToAnnotatedTagObject convert a git.Commit to an api.AnnotatedTagObject
-func ToAnnotatedTagObject(repo *models.Repository, commit *git.Commit) *api.AnnotatedTagObject {
+func ToAnnotatedTagObject(repo *repo_model.Repository, commit *git.Commit) *api.AnnotatedTagObject {
 	return &api.AnnotatedTagObject{
 		SHA:  commit.ID.String(),
 		Type: string(git.ObjectCommit),
diff --git a/modules/convert/git_commit.go b/modules/convert/git_commit.go
index 3148d880ff..55cac5fd58 100644
--- a/modules/convert/git_commit.go
+++ b/modules/convert/git_commit.go
@@ -8,7 +8,7 @@ import (
 	"net/url"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -28,7 +28,7 @@ func ToCommitUser(sig *git.Signature) *api.CommitUser {
 }
 
 // ToCommitMeta convert a git.Tag to an api.CommitMeta
-func ToCommitMeta(repo *models.Repository, tag *git.Tag) *api.CommitMeta {
+func ToCommitMeta(repo *repo_model.Repository, tag *git.Tag) *api.CommitMeta {
 	return &api.CommitMeta{
 		SHA:     tag.Object.String(),
 		URL:     util.URLJoin(repo.APIURL(), "git/commits", tag.ID.String()),
@@ -37,7 +37,7 @@ func ToCommitMeta(repo *models.Repository, tag *git.Tag) *api.CommitMeta {
 }
 
 // ToPayloadCommit convert a git.Commit to api.PayloadCommit
-func ToPayloadCommit(repo *models.Repository, c *git.Commit) *api.PayloadCommit {
+func ToPayloadCommit(repo *repo_model.Repository, c *git.Commit) *api.PayloadCommit {
 	authorUsername := ""
 	if author, err := user_model.GetUserByEmail(c.Author.Email); err == nil {
 		authorUsername = author.Name
@@ -72,7 +72,7 @@ func ToPayloadCommit(repo *models.Repository, c *git.Commit) *api.PayloadCommit
 }
 
 // ToCommit convert a git.Commit to api.Commit
-func ToCommit(repo *models.Repository, commit *git.Commit, userCache map[string]*user_model.User) (*api.Commit, error) {
+func ToCommit(repo *repo_model.Repository, commit *git.Commit, userCache map[string]*user_model.User) (*api.Commit, error) {
 
 	var apiAuthor, apiCommitter *api.User
 
diff --git a/modules/convert/git_commit_test.go b/modules/convert/git_commit_test.go
index aacdb1ad7c..118ba3a007 100644
--- a/modules/convert/git_commit_test.go
+++ b/modules/convert/git_commit_test.go
@@ -8,7 +8,7 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/git"
 	api "code.gitea.io/gitea/modules/structs"
@@ -19,7 +19,7 @@ import (
 
 func TestToCommitMeta(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	headRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	headRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	sha1, _ := git.NewIDFromString("0000000000000000000000000000000000000000")
 	signature := &git.Signature{Name: "Test Signature", Email: "test@email.com", When: time.Unix(0, 0)}
 	tag := &git.Tag{
diff --git a/modules/convert/issue.go b/modules/convert/issue.go
index c67ff5427f..4972b070a7 100644
--- a/modules/convert/issue.go
+++ b/modules/convert/issue.go
@@ -10,6 +10,8 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
@@ -30,7 +32,7 @@ func ToAPIIssue(issue *models.Issue) *api.Issue {
 	if err := issue.LoadRepo(); err != nil {
 		return &api.Issue{}
 	}
-	if err := issue.Repo.GetOwner(); err != nil {
+	if err := issue.Repo.GetOwner(db.DefaultContext); err != nil {
 		return &api.Issue{}
 	}
 
@@ -129,10 +131,10 @@ func ToStopWatches(sws []*models.Stopwatch) (api.StopWatches, error) {
 	result := api.StopWatches(make([]api.StopWatch, 0, len(sws)))
 
 	issueCache := make(map[int64]*models.Issue)
-	repoCache := make(map[int64]*models.Repository)
+	repoCache := make(map[int64]*repo_model.Repository)
 	var (
 		issue *models.Issue
-		repo  *models.Repository
+		repo  *repo_model.Repository
 		ok    bool
 		err   error
 	)
@@ -147,7 +149,7 @@ func ToStopWatches(sws []*models.Stopwatch) (api.StopWatches, error) {
 		}
 		repo, ok = repoCache[issue.RepoID]
 		if !ok {
-			repo, err = models.GetRepositoryByID(issue.RepoID)
+			repo, err = repo_model.GetRepositoryByID(issue.RepoID)
 			if err != nil {
 				return nil, err
 			}
@@ -176,7 +178,7 @@ func ToTrackedTimeList(tl models.TrackedTimeList) api.TrackedTimeList {
 }
 
 // ToLabel converts Label to API format
-func ToLabel(label *models.Label, repo *models.Repository, org *user_model.User) *api.Label {
+func ToLabel(label *models.Label, repo *repo_model.Repository, org *user_model.User) *api.Label {
 	result := &api.Label{
 		ID:          label.ID,
 		Name:        label.Name,
@@ -203,7 +205,7 @@ func ToLabel(label *models.Label, repo *models.Repository, org *user_model.User)
 }
 
 // ToLabelList converts list of Label to API format
-func ToLabelList(labels []*models.Label, repo *models.Repository, org *user_model.User) []*api.Label {
+func ToLabelList(labels []*models.Label, repo *repo_model.Repository, org *user_model.User) []*api.Label {
 	result := make([]*api.Label, len(labels))
 	for i := range labels {
 		result[i] = ToLabel(labels[i], repo, org)
diff --git a/modules/convert/issue_test.go b/modules/convert/issue_test.go
index 21ca7469e1..fb75413eab 100644
--- a/modules/convert/issue_test.go
+++ b/modules/convert/issue_test.go
@@ -10,6 +10,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
@@ -21,7 +22,7 @@ import (
 func TestLabel_ToLabel(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	label := unittest.AssertExistsAndLoadBean(t, &models.Label{ID: 1}).(*models.Label)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: label.RepoID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: label.RepoID}).(*repo_model.Repository)
 	assert.Equal(t, &api.Label{
 		ID:    label.ID,
 		Name:  label.Name,
diff --git a/modules/convert/pull_test.go b/modules/convert/pull_test.go
index 1bac5d3a4a..11789b1200 100644
--- a/modules/convert/pull_test.go
+++ b/modules/convert/pull_test.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/structs"
 
@@ -18,7 +19,7 @@ import (
 func TestPullRequest_APIFormat(t *testing.T) {
 	//with HeadRepo
 	assert.NoError(t, unittest.PrepareTestDatabase())
-	headRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	headRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	pr := unittest.AssertExistsAndLoadBean(t, &models.PullRequest{ID: 1}).(*models.PullRequest)
 	assert.NoError(t, pr.LoadAttributes())
 	assert.NoError(t, pr.LoadIssue())
diff --git a/modules/convert/repository.go b/modules/convert/repository.go
index 46b2745b34..9859ea2674 100644
--- a/modules/convert/repository.go
+++ b/modules/convert/repository.go
@@ -6,17 +6,19 @@ package convert
 
 import (
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	api "code.gitea.io/gitea/modules/structs"
 )
 
 // ToRepo converts a Repository to api.Repository
-func ToRepo(repo *models.Repository, mode perm.AccessMode) *api.Repository {
+func ToRepo(repo *repo_model.Repository, mode perm.AccessMode) *api.Repository {
 	return innerToRepo(repo, mode, false)
 }
 
-func innerToRepo(repo *models.Repository, mode perm.AccessMode, isParent bool) *api.Repository {
+func innerToRepo(repo *repo_model.Repository, mode perm.AccessMode, isParent bool) *api.Repository {
 	var parent *api.Repository
 
 	cloneLink := repo.CloneLink()
@@ -73,7 +75,7 @@ func innerToRepo(repo *models.Repository, mode perm.AccessMode, isParent bool) *
 	allowRebase := false
 	allowRebaseMerge := false
 	allowSquash := false
-	defaultMergeStyle := models.MergeStyleMerge
+	defaultMergeStyle := repo_model.MergeStyleMerge
 	if unit, err := repo.GetUnit(unit_model.TypePullRequests); err == nil {
 		config := unit.PullRequestsConfig()
 		hasPullRequests = true
@@ -89,7 +91,7 @@ func innerToRepo(repo *models.Repository, mode perm.AccessMode, isParent bool) *
 		hasProjects = true
 	}
 
-	if err := repo.GetOwner(); err != nil {
+	if err := repo.GetOwner(db.DefaultContext); err != nil {
 		return nil
 	}
 
@@ -97,7 +99,9 @@ func innerToRepo(repo *models.Repository, mode perm.AccessMode, isParent bool) *
 
 	mirrorInterval := ""
 	if repo.IsMirror {
-		if err := repo.GetMirror(); err == nil {
+		var err error
+		repo.Mirror, err = repo_model.GetMirrorByRepoID(repo.ID)
+		if err == nil {
 			mirrorInterval = repo.Mirror.Interval.String()
 		}
 	}
diff --git a/modules/convert/wiki.go b/modules/convert/wiki.go
index 9563f1544e..1112da43f8 100644
--- a/modules/convert/wiki.go
+++ b/modules/convert/wiki.go
@@ -7,7 +7,7 @@ package convert
 import (
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	api "code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/modules/util"
@@ -49,7 +49,7 @@ func ToWikiCommitList(commits []*git.Commit, total int64) *api.WikiCommitList {
 }
 
 // ToWikiPageMetaData converts meta information to a WikiPageMetaData
-func ToWikiPageMetaData(title string, lastCommit *git.Commit, repo *models.Repository) *api.WikiPageMetaData {
+func ToWikiPageMetaData(title string, lastCommit *git.Commit, repo *repo_model.Repository) *api.WikiPageMetaData {
 	suburl := wiki_service.NameToSubURL(title)
 	return &api.WikiPageMetaData{
 		Title:      title,
diff --git a/modules/doctor/checkOldArchives.go b/modules/doctor/checkOldArchives.go
index a4e2ffbd1f..0db8794080 100644
--- a/modules/doctor/checkOldArchives.go
+++ b/modules/doctor/checkOldArchives.go
@@ -8,7 +8,7 @@ import (
 	"os"
 	"path/filepath"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/util"
 )
@@ -16,7 +16,7 @@ import (
 func checkOldArchives(logger log.Logger, autofix bool) error {
 	numRepos := 0
 	numReposUpdated := 0
-	err := iterateRepositories(func(repo *models.Repository) error {
+	err := iterateRepositories(func(repo *repo_model.Repository) error {
 		if repo.IsEmpty {
 			return nil
 		}
diff --git a/modules/doctor/fix16961.go b/modules/doctor/fix16961.go
index 2e1db834cd..4797c97ef3 100644
--- a/modules/doctor/fix16961.go
+++ b/modules/doctor/fix16961.go
@@ -8,9 +8,10 @@ import (
 	"bytes"
 	"fmt"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
+	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/timeutil"
 
@@ -36,8 +37,8 @@ func parseBool16961(bs []byte) (bool, error) {
 	return false, fmt.Errorf("unexpected bool format: %s", string(bs))
 }
 
-func fixUnitConfig16961(bs []byte, cfg *models.UnitConfig) (fixed bool, err error) {
-	err = models.JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+func fixUnitConfig16961(bs []byte, cfg *repo_model.UnitConfig) (fixed bool, err error) {
+	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
 		return
 	}
@@ -50,8 +51,8 @@ func fixUnitConfig16961(bs []byte, cfg *models.UnitConfig) (fixed bool, err erro
 	return true, nil
 }
 
-func fixExternalWikiConfig16961(bs []byte, cfg *models.ExternalWikiConfig) (fixed bool, err error) {
-	err = models.JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+func fixExternalWikiConfig16961(bs []byte, cfg *repo_model.ExternalWikiConfig) (fixed bool, err error) {
+	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
 		return
 	}
@@ -66,8 +67,8 @@ func fixExternalWikiConfig16961(bs []byte, cfg *models.ExternalWikiConfig) (fixe
 	return true, nil
 }
 
-func fixExternalTrackerConfig16961(bs []byte, cfg *models.ExternalTrackerConfig) (fixed bool, err error) {
-	err = models.JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+func fixExternalTrackerConfig16961(bs []byte, cfg *repo_model.ExternalTrackerConfig) (fixed bool, err error) {
+	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
 		return
 	}
@@ -91,8 +92,8 @@ func fixExternalTrackerConfig16961(bs []byte, cfg *models.ExternalTrackerConfig)
 	return true, nil
 }
 
-func fixPullRequestsConfig16961(bs []byte, cfg *models.PullRequestsConfig) (fixed bool, err error) {
-	err = models.JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+func fixPullRequestsConfig16961(bs []byte, cfg *repo_model.PullRequestsConfig) (fixed bool, err error) {
+	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
 		return
 	}
@@ -169,12 +170,12 @@ func fixPullRequestsConfig16961(bs []byte, cfg *models.PullRequestsConfig) (fixe
 		return
 	}
 
-	cfg.DefaultMergeStyle = models.MergeStyle(string(bytes.Join(parts[8:], []byte{' '})))
+	cfg.DefaultMergeStyle = repo_model.MergeStyle(string(bytes.Join(parts[8:], []byte{' '})))
 	return true, nil
 }
 
-func fixIssuesConfig16961(bs []byte, cfg *models.IssuesConfig) (fixed bool, err error) {
-	err = models.JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+func fixIssuesConfig16961(bs []byte, cfg *repo_model.IssuesConfig) (fixed bool, err error) {
+	err = json.UnmarshalHandleDoubleEncode(bs, &cfg)
 	if err == nil {
 		return
 	}
@@ -208,7 +209,7 @@ func fixIssuesConfig16961(bs []byte, cfg *models.IssuesConfig) (fixed bool, err
 	return true, nil
 }
 
-func fixBrokenRepoUnit16961(repoUnit *models.RepoUnit, bs []byte) (fixed bool, err error) {
+func fixBrokenRepoUnit16961(repoUnit *repo_model.RepoUnit, bs []byte) (fixed bool, err error) {
 	// Shortcut empty or null values
 	if len(bs) == 0 {
 		return false, nil
@@ -216,33 +217,33 @@ func fixBrokenRepoUnit16961(repoUnit *models.RepoUnit, bs []byte) (fixed bool, e
 
 	switch unit.Type(repoUnit.Type) {
 	case unit.TypeCode, unit.TypeReleases, unit.TypeWiki, unit.TypeProjects:
-		cfg := &models.UnitConfig{}
+		cfg := &repo_model.UnitConfig{}
 		repoUnit.Config = cfg
 		if fixed, err := fixUnitConfig16961(bs, cfg); !fixed {
 			return false, err
 		}
 	case unit.TypeExternalWiki:
-		cfg := &models.ExternalWikiConfig{}
+		cfg := &repo_model.ExternalWikiConfig{}
 		repoUnit.Config = cfg
 
 		if fixed, err := fixExternalWikiConfig16961(bs, cfg); !fixed {
 			return false, err
 		}
 	case unit.TypeExternalTracker:
-		cfg := &models.ExternalTrackerConfig{}
+		cfg := &repo_model.ExternalTrackerConfig{}
 		repoUnit.Config = cfg
 		if fixed, err := fixExternalTrackerConfig16961(bs, cfg); !fixed {
 			return false, err
 		}
 	case unit.TypePullRequests:
-		cfg := &models.PullRequestsConfig{}
+		cfg := &repo_model.PullRequestsConfig{}
 		repoUnit.Config = cfg
 
 		if fixed, err := fixPullRequestsConfig16961(bs, cfg); !fixed {
 			return false, err
 		}
 	case unit.TypeIssues:
-		cfg := &models.IssuesConfig{}
+		cfg := &repo_model.IssuesConfig{}
 		repoUnit.Config = cfg
 		if fixed, err := fixIssuesConfig16961(bs, cfg); !fixed {
 			return false, err
@@ -275,7 +276,7 @@ func fixBrokenRepoUnits16961(logger log.Logger, autofix bool) error {
 			unit := bean.(*RepoUnit)
 
 			bs := unit.Config
-			repoUnit := &models.RepoUnit{
+			repoUnit := &repo_model.RepoUnit{
 				ID:          unit.ID,
 				RepoID:      unit.RepoID,
 				Type:        unit.Type,
@@ -291,7 +292,7 @@ func fixBrokenRepoUnits16961(logger log.Logger, autofix bool) error {
 				return nil
 			}
 
-			return models.UpdateRepoUnit(repoUnit)
+			return repo_model.UpdateRepoUnit(repoUnit)
 		},
 	)
 
diff --git a/modules/doctor/fix16961_test.go b/modules/doctor/fix16961_test.go
index 986425b4d8..f5e5667c09 100644
--- a/modules/doctor/fix16961_test.go
+++ b/modules/doctor/fix16961_test.go
@@ -7,7 +7,7 @@ package doctor
 import (
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 
 	"github.com/stretchr/testify/assert"
 )
@@ -46,7 +46,7 @@ func Test_fixUnitConfig_16961(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			gotFixed, err := fixUnitConfig16961([]byte(tt.bs), &models.UnitConfig{})
+			gotFixed, err := fixUnitConfig16961([]byte(tt.bs), &repo_model.UnitConfig{})
 			if (err != nil) != tt.wantErr {
 				t.Errorf("fixUnitConfig_16961() error = %v, wantErr %v", err, tt.wantErr)
 				return
@@ -89,7 +89,7 @@ func Test_fixExternalWikiConfig_16961(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			cfg := &models.ExternalWikiConfig{}
+			cfg := &repo_model.ExternalWikiConfig{}
 			gotFixed, err := fixExternalWikiConfig16961([]byte(tt.bs), cfg)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("fixExternalWikiConfig_16961() error = %v, wantErr %v", err, tt.wantErr)
@@ -109,14 +109,14 @@ func Test_fixExternalTrackerConfig_16961(t *testing.T) {
 	tests := []struct {
 		name      string
 		bs        string
-		expected  models.ExternalTrackerConfig
+		expected  repo_model.ExternalTrackerConfig
 		wantFixed bool
 		wantErr   bool
 	}{
 		{
 			name: "normal",
 			bs:   `{"ExternalTrackerURL":"a","ExternalTrackerFormat":"b","ExternalTrackerStyle":"c"}`,
-			expected: models.ExternalTrackerConfig{
+			expected: repo_model.ExternalTrackerConfig{
 				ExternalTrackerURL:    "a",
 				ExternalTrackerFormat: "b",
 				ExternalTrackerStyle:  "c",
@@ -127,7 +127,7 @@ func Test_fixExternalTrackerConfig_16961(t *testing.T) {
 		{
 			name: "broken",
 			bs:   "&{a b c}",
-			expected: models.ExternalTrackerConfig{
+			expected: repo_model.ExternalTrackerConfig{
 				ExternalTrackerURL:    "a",
 				ExternalTrackerFormat: "b",
 				ExternalTrackerStyle:  "c",
@@ -150,7 +150,7 @@ func Test_fixExternalTrackerConfig_16961(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			cfg := &models.ExternalTrackerConfig{}
+			cfg := &repo_model.ExternalTrackerConfig{}
 			gotFixed, err := fixExternalTrackerConfig16961([]byte(tt.bs), cfg)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("fixExternalTrackerConfig_16961() error = %v, wantErr %v", err, tt.wantErr)
@@ -176,7 +176,7 @@ func Test_fixPullRequestsConfig_16961(t *testing.T) {
 	tests := []struct {
 		name      string
 		bs        string
-		expected  models.PullRequestsConfig
+		expected  repo_model.PullRequestsConfig
 		wantFixed bool
 		wantErr   bool
 	}{
@@ -187,7 +187,7 @@ func Test_fixPullRequestsConfig_16961(t *testing.T) {
 		{
 			name: "broken - 1.14",
 			bs:   `&{%!s(bool=false) %!s(bool=true) %!s(bool=true) %!s(bool=true) %!s(bool=true) %!s(bool=false) %!s(bool=false)}`,
-			expected: models.PullRequestsConfig{
+			expected: repo_model.PullRequestsConfig{
 				IgnoreWhitespaceConflicts: false,
 				AllowMerge:                true,
 				AllowRebase:               true,
@@ -201,19 +201,19 @@ func Test_fixPullRequestsConfig_16961(t *testing.T) {
 		{
 			name: "broken - 1.15",
 			bs:   `&{%!s(bool=false) %!s(bool=true) %!s(bool=true) %!s(bool=true) %!s(bool=true) %!s(bool=false) %!s(bool=false) %!s(bool=false) merge}`,
-			expected: models.PullRequestsConfig{
+			expected: repo_model.PullRequestsConfig{
 				AllowMerge:        true,
 				AllowRebase:       true,
 				AllowRebaseMerge:  true,
 				AllowSquash:       true,
-				DefaultMergeStyle: models.MergeStyleMerge,
+				DefaultMergeStyle: repo_model.MergeStyleMerge,
 			},
 			wantFixed: true,
 		},
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			cfg := &models.PullRequestsConfig{}
+			cfg := &repo_model.PullRequestsConfig{}
 			gotFixed, err := fixPullRequestsConfig16961([]byte(tt.bs), cfg)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("fixPullRequestsConfig_16961() error = %v, wantErr %v", err, tt.wantErr)
@@ -231,14 +231,14 @@ func Test_fixIssuesConfig_16961(t *testing.T) {
 	tests := []struct {
 		name      string
 		bs        string
-		expected  models.IssuesConfig
+		expected  repo_model.IssuesConfig
 		wantFixed bool
 		wantErr   bool
 	}{
 		{
 			name: "normal",
 			bs:   `{"EnableTimetracker":true,"AllowOnlyContributorsToTrackTime":true,"EnableDependencies":true}`,
-			expected: models.IssuesConfig{
+			expected: repo_model.IssuesConfig{
 				EnableTimetracker:                true,
 				AllowOnlyContributorsToTrackTime: true,
 				EnableDependencies:               true,
@@ -247,7 +247,7 @@ func Test_fixIssuesConfig_16961(t *testing.T) {
 		{
 			name: "broken",
 			bs:   `&{%!s(bool=true) %!s(bool=true) %!s(bool=true)}`,
-			expected: models.IssuesConfig{
+			expected: repo_model.IssuesConfig{
 				EnableTimetracker:                true,
 				AllowOnlyContributorsToTrackTime: true,
 				EnableDependencies:               true,
@@ -257,7 +257,7 @@ func Test_fixIssuesConfig_16961(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			cfg := &models.IssuesConfig{}
+			cfg := &repo_model.IssuesConfig{}
 			gotFixed, err := fixIssuesConfig16961([]byte(tt.bs), cfg)
 			if (err != nil) != tt.wantErr {
 				t.Errorf("fixIssuesConfig_16961() error = %v, wantErr %v", err, tt.wantErr)
diff --git a/modules/doctor/mergebase.go b/modules/doctor/mergebase.go
index c959da8d7f..ef78cc49d1 100644
--- a/modules/doctor/mergebase.go
+++ b/modules/doctor/mergebase.go
@@ -10,13 +10,14 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 
 	"xorm.io/builder"
 )
 
-func iteratePRs(repo *models.Repository, each func(*models.Repository, *models.PullRequest) error) error {
+func iteratePRs(repo *repo_model.Repository, each func(*repo_model.Repository, *models.PullRequest) error) error {
 	return db.Iterate(
 		db.DefaultContext,
 		new(models.PullRequest),
@@ -31,9 +32,9 @@ func checkPRMergeBase(logger log.Logger, autofix bool) error {
 	numRepos := 0
 	numPRs := 0
 	numPRsUpdated := 0
-	err := iterateRepositories(func(repo *models.Repository) error {
+	err := iterateRepositories(func(repo *repo_model.Repository) error {
 		numRepos++
-		return iteratePRs(repo, func(repo *models.Repository, pr *models.PullRequest) error {
+		return iteratePRs(repo, func(repo *repo_model.Repository, pr *models.PullRequest) error {
 			numPRs++
 			pr.BaseRepo = repo
 			repoPath := repo.RepoPath()
diff --git a/modules/doctor/misc.go b/modules/doctor/misc.go
index 1cf8024b98..a788e5f6a9 100644
--- a/modules/doctor/misc.go
+++ b/modules/doctor/misc.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -25,13 +26,13 @@ import (
 	"xorm.io/builder"
 )
 
-func iterateRepositories(each func(*models.Repository) error) error {
+func iterateRepositories(each func(*repo_model.Repository) error) error {
 	err := db.Iterate(
 		db.DefaultContext,
-		new(models.Repository),
+		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
-			return each(bean.(*models.Repository))
+			return each(bean.(*repo_model.Repository))
 		},
 	)
 	return err
@@ -48,7 +49,7 @@ func checkScriptType(logger log.Logger, autofix bool) error {
 }
 
 func checkHooks(logger log.Logger, autofix bool) error {
-	if err := iterateRepositories(func(repo *models.Repository) error {
+	if err := iterateRepositories(func(repo *repo_model.Repository) error {
 		results, err := repository.CheckDelegateHooks(repo.RepoPath())
 		if err != nil {
 			logger.Critical("Unable to check delegate hooks for repo %-v. ERROR: %v", repo, err)
@@ -84,7 +85,7 @@ func checkEnablePushOptions(logger log.Logger, autofix bool) error {
 	numRepos := 0
 	numNeedUpdate := 0
 
-	if err := iterateRepositories(func(repo *models.Repository) error {
+	if err := iterateRepositories(func(repo *repo_model.Repository) error {
 		numRepos++
 		r, err := git.OpenRepository(repo.RepoPath())
 		if err != nil {
@@ -131,13 +132,13 @@ func checkDaemonExport(logger log.Logger, autofix bool) error {
 		logger.Critical("Unable to create cache: %v", err)
 		return err
 	}
-	if err := iterateRepositories(func(repo *models.Repository) error {
+	if err := iterateRepositories(func(repo *repo_model.Repository) error {
 		numRepos++
 
 		if owner, has := cache.Get(repo.OwnerID); has {
 			repo.Owner = owner.(*user_model.User)
 		} else {
-			if err := repo.GetOwner(); err != nil {
+			if err := repo.GetOwner(db.DefaultContext); err != nil {
 				return err
 			}
 			cache.Add(repo.OwnerID, repo.Owner)
diff --git a/modules/gitgraph/graph_models.go b/modules/gitgraph/graph_models.go
index d7d198e01c..e7280e2adc 100644
--- a/modules/gitgraph/graph_models.go
+++ b/modules/gitgraph/graph_models.go
@@ -11,6 +11,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -87,7 +88,7 @@ func (graph *Graph) AddCommit(row, column int, flowID int64, data []byte) error
 // LoadAndProcessCommits will load the git.Commits for each commit in the graph,
 // the associate the commit with the user author, and check the commit verification
 // before finally retrieving the latest status
-func (graph *Graph) LoadAndProcessCommits(repository *models.Repository, gitRepo *git.Repository) error {
+func (graph *Graph) LoadAndProcessCommits(repository *repo_model.Repository, gitRepo *git.Repository) error {
 	var err error
 
 	var ok bool
diff --git a/modules/indexer/code/bleve.go b/modules/indexer/code/bleve.go
index 97d5fb082c..1affdf73b0 100644
--- a/modules/indexer/code/bleve.go
+++ b/modules/indexer/code/bleve.go
@@ -13,7 +13,7 @@ import (
 	"strings"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/analyze"
 	"code.gitea.io/gitea/modules/charset"
 	"code.gitea.io/gitea/modules/git"
@@ -181,7 +181,7 @@ func NewBleveIndexer(indexDir string) (*BleveIndexer, bool, error) {
 }
 
 func (b *BleveIndexer) addUpdate(batchWriter git.WriteCloserError, batchReader *bufio.Reader, commitSha string,
-	update fileUpdate, repo *models.Repository, batch *gitea_bleve.FlushingBatch) error {
+	update fileUpdate, repo *repo_model.Repository, batch *gitea_bleve.FlushingBatch) error {
 	// Ignore vendored files in code search
 	if setting.Indexer.ExcludeVendored && analyze.IsVendor(update.Filename) {
 		return nil
@@ -234,7 +234,7 @@ func (b *BleveIndexer) addUpdate(batchWriter git.WriteCloserError, batchReader *
 	})
 }
 
-func (b *BleveIndexer) addDelete(filename string, repo *models.Repository, batch *gitea_bleve.FlushingBatch) error {
+func (b *BleveIndexer) addDelete(filename string, repo *repo_model.Repository, batch *gitea_bleve.FlushingBatch) error {
 	id := filenameIndexerID(repo.ID, filename)
 	return batch.Delete(id)
 }
@@ -271,7 +271,7 @@ func (b *BleveIndexer) Close() {
 }
 
 // Index indexes the data
-func (b *BleveIndexer) Index(repo *models.Repository, sha string, changes *repoChanges) error {
+func (b *BleveIndexer) Index(repo *repo_model.Repository, sha string, changes *repoChanges) error {
 	batch := gitea_bleve.NewFlushingBatch(b.indexer, maxBatchSize)
 	if len(changes.Updates) > 0 {
 
diff --git a/modules/indexer/code/elastic_search.go b/modules/indexer/code/elastic_search.go
index 6e0813dc15..bd5faf3b04 100644
--- a/modules/indexer/code/elastic_search.go
+++ b/modules/indexer/code/elastic_search.go
@@ -13,7 +13,7 @@ import (
 	"strings"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/analyze"
 	"code.gitea.io/gitea/modules/charset"
 	"code.gitea.io/gitea/modules/git"
@@ -177,7 +177,7 @@ func (b *ElasticSearchIndexer) init() (bool, error) {
 	return exists, nil
 }
 
-func (b *ElasticSearchIndexer) addUpdate(batchWriter git.WriteCloserError, batchReader *bufio.Reader, sha string, update fileUpdate, repo *models.Repository) ([]elastic.BulkableRequest, error) {
+func (b *ElasticSearchIndexer) addUpdate(batchWriter git.WriteCloserError, batchReader *bufio.Reader, sha string, update fileUpdate, repo *repo_model.Repository) ([]elastic.BulkableRequest, error) {
 	// Ignore vendored files in code search
 	if setting.Indexer.ExcludeVendored && analyze.IsVendor(update.Filename) {
 		return nil, nil
@@ -236,7 +236,7 @@ func (b *ElasticSearchIndexer) addUpdate(batchWriter git.WriteCloserError, batch
 	}, nil
 }
 
-func (b *ElasticSearchIndexer) addDelete(filename string, repo *models.Repository) elastic.BulkableRequest {
+func (b *ElasticSearchIndexer) addDelete(filename string, repo *repo_model.Repository) elastic.BulkableRequest {
 	id := filenameIndexerID(repo.ID, filename)
 	return elastic.NewBulkDeleteRequest().
 		Index(b.indexerAliasName).
@@ -244,7 +244,7 @@ func (b *ElasticSearchIndexer) addDelete(filename string, repo *models.Repositor
 }
 
 // Index will save the index data
-func (b *ElasticSearchIndexer) Index(repo *models.Repository, sha string, changes *repoChanges) error {
+func (b *ElasticSearchIndexer) Index(repo *repo_model.Repository, sha string, changes *repoChanges) error {
 	reqs := make([]elastic.BulkableRequest, 0)
 	if len(changes.Updates) > 0 {
 
diff --git a/modules/indexer/code/git.go b/modules/indexer/code/git.go
index 919d785406..b76f6d6778 100644
--- a/modules/indexer/code/git.go
+++ b/modules/indexer/code/git.go
@@ -8,7 +8,7 @@ import (
 	"strconv"
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/setting"
@@ -27,7 +27,7 @@ type repoChanges struct {
 	RemovedFilenames []string
 }
 
-func getDefaultBranchSha(repo *models.Repository) (string, error) {
+func getDefaultBranchSha(repo *repo_model.Repository) (string, error) {
 	stdout, err := git.NewCommand("show-ref", "-s", git.BranchPrefix+repo.DefaultBranch).RunInDir(repo.RepoPath())
 	if err != nil {
 		return "", err
@@ -36,8 +36,8 @@ func getDefaultBranchSha(repo *models.Repository) (string, error) {
 }
 
 // getRepoChanges returns changes to repo since last indexer update
-func getRepoChanges(repo *models.Repository, revision string) (*repoChanges, error) {
-	status, err := repo.GetIndexerStatus(models.RepoIndexerTypeCode)
+func getRepoChanges(repo *repo_model.Repository, revision string) (*repoChanges, error) {
+	status, err := repo_model.GetIndexerStatus(repo, repo_model.RepoIndexerTypeCode)
 	if err != nil {
 		return nil, err
 	}
@@ -89,7 +89,7 @@ func parseGitLsTreeOutput(stdout []byte) ([]fileUpdate, error) {
 }
 
 // genesisChanges get changes to add repo to the indexer for the first time
-func genesisChanges(repo *models.Repository, revision string) (*repoChanges, error) {
+func genesisChanges(repo *repo_model.Repository, revision string) (*repoChanges, error) {
 	var changes repoChanges
 	stdout, err := git.NewCommand("ls-tree", "--full-tree", "-l", "-r", revision).
 		RunInDirBytes(repo.RepoPath())
@@ -101,7 +101,7 @@ func genesisChanges(repo *models.Repository, revision string) (*repoChanges, err
 }
 
 // nonGenesisChanges get changes since the previous indexer update
-func nonGenesisChanges(repo *models.Repository, revision string) (*repoChanges, error) {
+func nonGenesisChanges(repo *repo_model.Repository, revision string) (*repoChanges, error) {
 	diffCmd := git.NewCommand("diff", "--name-status",
 		repo.CodeIndexerStatus.CommitSha, revision)
 	stdout, err := diffCmd.RunInDir(repo.RepoPath())
diff --git a/modules/indexer/code/indexer.go b/modules/indexer/code/indexer.go
index c56b1b2bb0..a616d0e662 100644
--- a/modules/indexer/code/indexer.go
+++ b/modules/indexer/code/indexer.go
@@ -11,8 +11,8 @@ import (
 	"strings"
 	"time"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/queue"
@@ -42,7 +42,7 @@ type SearchResultLanguages struct {
 
 // Indexer defines an interface to index and search code contents
 type Indexer interface {
-	Index(repo *models.Repository, sha string, changes *repoChanges) error
+	Index(repo *repo_model.Repository, sha string, changes *repoChanges) error
 	Delete(repoID int64) error
 	Search(repoIDs []int64, language, keyword string, page, pageSize int, isMatch bool) (int64, []*SearchResult, []*SearchResultLanguages, error)
 	Close()
@@ -83,8 +83,8 @@ var (
 )
 
 func index(indexer Indexer, repoID int64) error {
-	repo, err := models.GetRepositoryByID(repoID)
-	if models.IsErrRepoNotExist(err) {
+	repo, err := repo_model.GetRepositoryByID(repoID)
+	if repo_model.IsErrRepoNotExist(err) {
 		return indexer.Delete(repoID)
 	}
 	if err != nil {
@@ -106,7 +106,7 @@ func index(indexer Indexer, repoID int64) error {
 		return err
 	}
 
-	return repo.UpdateIndexerStatus(models.RepoIndexerTypeCode, sha)
+	return repo_model.UpdateIndexerStatus(repo, repo_model.RepoIndexerTypeCode, sha)
 }
 
 // Init initialize the repo indexer
@@ -256,7 +256,7 @@ func Init() {
 }
 
 // UpdateRepoIndexer update a repository's entries in the indexer
-func UpdateRepoIndexer(repo *models.Repository) {
+func UpdateRepoIndexer(repo *repo_model.Repository) {
 	indexData := &IndexerData{RepoID: repo.ID}
 	if err := indexerQueue.Push(indexData); err != nil {
 		log.Error("Update repo index data %v failed: %v", indexData, err)
@@ -297,7 +297,7 @@ func populateRepoIndexer(ctx context.Context) {
 			return
 		default:
 		}
-		ids, err := models.GetUnindexedRepos(models.RepoIndexerTypeCode, maxRepoID, 0, 50)
+		ids, err := repo_model.GetUnindexedRepos(repo_model.RepoIndexerTypeCode, maxRepoID, 0, 50)
 		if err != nil {
 			log.Error("populateRepoIndexer: %v", err)
 			return
diff --git a/modules/indexer/code/indexer_test.go b/modules/indexer/code/indexer_test.go
index b8fedcb323..98494afceb 100644
--- a/modules/indexer/code/indexer_test.go
+++ b/modules/indexer/code/indexer_test.go
@@ -8,6 +8,7 @@ import (
 	"path/filepath"
 	"testing"
 
+	_ "code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/unittest"
 
 	"github.com/stretchr/testify/assert"
diff --git a/modules/indexer/code/wrapped.go b/modules/indexer/code/wrapped.go
index 5b19f9c625..7e97a6a324 100644
--- a/modules/indexer/code/wrapped.go
+++ b/modules/indexer/code/wrapped.go
@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"sync"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 )
 
 var (
@@ -57,7 +57,7 @@ func (w *wrappedIndexer) get() (Indexer, error) {
 	return w.internal, nil
 }
 
-func (w *wrappedIndexer) Index(repo *models.Repository, sha string, changes *repoChanges) error {
+func (w *wrappedIndexer) Index(repo *repo_model.Repository, sha string, changes *repoChanges) error {
 	indexer, err := w.get()
 	if err != nil {
 		return err
diff --git a/modules/indexer/issues/indexer.go b/modules/indexer/issues/indexer.go
index 0b855460bd..4db5091762 100644
--- a/modules/indexer/issues/indexer.go
+++ b/modules/indexer/issues/indexer.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/queue"
@@ -269,7 +270,7 @@ func populateIssueIndexer(ctx context.Context) {
 }
 
 // UpdateRepoIndexer add/update all issues of the repositories
-func UpdateRepoIndexer(repo *models.Repository) {
+func UpdateRepoIndexer(repo *repo_model.Repository) {
 	is, err := models.Issues(&models.IssuesOptions{
 		RepoIDs:  []int64{repo.ID},
 		IsClosed: util.OptionalBoolNone,
@@ -310,7 +311,7 @@ func UpdateIssueIndexer(issue *models.Issue) {
 }
 
 // DeleteRepoIssueIndexer deletes repo's all issues indexes
-func DeleteRepoIssueIndexer(repo *models.Repository) {
+func DeleteRepoIssueIndexer(repo *repo_model.Repository) {
 	var ids []int64
 	ids, err := models.GetIssueIDsByRepoID(repo.ID)
 	if err != nil {
diff --git a/modules/indexer/issues/indexer_test.go b/modules/indexer/issues/indexer_test.go
index 8353891c7c..0855165556 100644
--- a/modules/indexer/issues/indexer_test.go
+++ b/modules/indexer/issues/indexer_test.go
@@ -11,6 +11,7 @@ import (
 	"testing"
 	"time"
 
+	_ "code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/util"
diff --git a/modules/indexer/stats/db.go b/modules/indexer/stats/db.go
index 9e251d0f69..9d2942a266 100644
--- a/modules/indexer/stats/db.go
+++ b/modules/indexer/stats/db.go
@@ -7,7 +7,7 @@ package stats
 import (
 	"fmt"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
@@ -23,7 +23,7 @@ func (db *DBIndexer) Index(id int64) error {
 	ctx, _, finished := process.GetManager().AddContext(graceful.GetManager().ShutdownContext(), fmt.Sprintf("Stats.DB Index Repo[%d]", id))
 	defer finished()
 
-	repo, err := models.GetRepositoryByID(id)
+	repo, err := repo_model.GetRepositoryByID(id)
 	if err != nil {
 		return err
 	}
@@ -31,7 +31,7 @@ func (db *DBIndexer) Index(id int64) error {
 		return nil
 	}
 
-	status, err := repo.GetIndexerStatus(models.RepoIndexerTypeStats)
+	status, err := repo_model.GetIndexerStatus(repo, repo_model.RepoIndexerTypeStats)
 	if err != nil {
 		return err
 	}
@@ -64,7 +64,7 @@ func (db *DBIndexer) Index(id int64) error {
 		log.Error("Unable to get language stats for ID %s for default branch %s in %s. Error: %v", commitID, repo.DefaultBranch, repo.RepoPath(), err)
 		return err
 	}
-	err = repo.UpdateLanguageStats(commitID, stats)
+	err = repo_model.UpdateLanguageStats(repo, commitID, stats)
 	if err != nil {
 		log.Error("Unable to update language stats for ID %s for default branch %s in %s. Error: %v", commitID, repo.DefaultBranch, repo.RepoPath(), err)
 		return err
diff --git a/modules/indexer/stats/indexer.go b/modules/indexer/stats/indexer.go
index fe87a2268b..f4fe54b8cb 100644
--- a/modules/indexer/stats/indexer.go
+++ b/modules/indexer/stats/indexer.go
@@ -5,8 +5,8 @@
 package stats
 
 import (
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
 )
@@ -62,7 +62,7 @@ func populateRepoIndexer() {
 			return
 		default:
 		}
-		ids, err := models.GetUnindexedRepos(models.RepoIndexerTypeStats, maxRepoID, 0, 50)
+		ids, err := repo_model.GetUnindexedRepos(repo_model.RepoIndexerTypeStats, maxRepoID, 0, 50)
 		if err != nil {
 			log.Error("populateRepoIndexer: %v", err)
 			return
diff --git a/modules/indexer/stats/indexer_test.go b/modules/indexer/stats/indexer_test.go
index f52d73a32e..b32100b458 100644
--- a/modules/indexer/stats/indexer_test.go
+++ b/modules/indexer/stats/indexer_test.go
@@ -9,7 +9,8 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	_ "code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/setting"
 
@@ -32,12 +33,12 @@ func TestRepoStatsIndex(t *testing.T) {
 
 	time.Sleep(5 * time.Second)
 
-	repo, err := models.GetRepositoryByID(1)
+	repo, err := repo_model.GetRepositoryByID(1)
 	assert.NoError(t, err)
-	status, err := repo.GetIndexerStatus(models.RepoIndexerTypeStats)
+	status, err := repo_model.GetIndexerStatus(repo, repo_model.RepoIndexerTypeStats)
 	assert.NoError(t, err)
 	assert.Equal(t, "65f1bf27bc3bf70f64657658635e66094edbcb4d", status.CommitSha)
-	langs, err := repo.GetTopLanguageStats(5)
+	langs, err := repo_model.GetTopLanguageStats(repo, 5)
 	assert.NoError(t, err)
 	assert.Empty(t, langs)
 }
diff --git a/modules/indexer/stats/queue.go b/modules/indexer/stats/queue.go
index fde3f2ff01..b458444697 100644
--- a/modules/indexer/stats/queue.go
+++ b/modules/indexer/stats/queue.go
@@ -7,7 +7,7 @@ package stats
 import (
 	"fmt"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/queue"
@@ -38,7 +38,7 @@ func initStatsQueue() error {
 }
 
 // UpdateRepoIndexer update a repository's entries in the indexer
-func UpdateRepoIndexer(repo *models.Repository) error {
+func UpdateRepoIndexer(repo *repo_model.Repository) error {
 	if err := statsQueue.Push(repo.ID); err != nil {
 		if err != queue.ErrAlreadyInQueue {
 			return err
diff --git a/modules/json/json.go b/modules/json/json.go
index be42b6ae6c..1cbb658261 100644
--- a/modules/json/json.go
+++ b/modules/json/json.go
@@ -6,6 +6,7 @@ package json
 
 import (
 	"bytes"
+	"encoding/binary"
 	"encoding/json"
 	"io"
 
@@ -140,3 +141,32 @@ func MarshalIndent(v interface{}, prefix, indent string) ([]byte, error) {
 func Valid(data []byte) bool {
 	return json.Valid(data)
 }
+
+// UnmarshalHandleDoubleEncode - due to a bug in xorm (see https://gitea.com/xorm/xorm/pulls/1957) - it's
+// possible that a Blob may be double encoded or gain an unwanted prefix of 0xff 0xfe.
+func UnmarshalHandleDoubleEncode(bs []byte, v interface{}) error {
+	err := json.Unmarshal(bs, v)
+	if err != nil {
+		ok := true
+		rs := []byte{}
+		temp := make([]byte, 2)
+		for _, rn := range string(bs) {
+			if rn > 0xffff {
+				ok = false
+				break
+			}
+			binary.LittleEndian.PutUint16(temp, uint16(rn))
+			rs = append(rs, temp...)
+		}
+		if ok {
+			if len(rs) > 1 && rs[0] == 0xff && rs[1] == 0xfe {
+				rs = rs[2:]
+			}
+			err = json.Unmarshal(rs, v)
+		}
+	}
+	if err != nil && len(bs) > 2 && bs[0] == 0xff && bs[1] == 0xfe {
+		err = json.Unmarshal(bs[2:], v)
+	}
+	return err
+}
diff --git a/modules/notification/action/action.go b/modules/notification/action/action.go
index 81a011fbed..376c5d103b 100644
--- a/modules/notification/action/action.go
+++ b/modules/notification/action/action.go
@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/log"
@@ -89,7 +90,7 @@ func (a *actionNotifier) NotifyIssueChangeStatus(doer *user_model.User, issue *m
 }
 
 // NotifyCreateIssueComment notifies comment on an issue to notifiers
-func (a *actionNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func (a *actionNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 	act := &models.Action{
 		ActUserID: doer.ID,
@@ -150,7 +151,7 @@ func (a *actionNotifier) NotifyNewPullRequest(pull *models.PullRequest, mentions
 	}
 }
 
-func (a *actionNotifier) NotifyRenameRepository(doer *user_model.User, repo *models.Repository, oldRepoName string) {
+func (a *actionNotifier) NotifyRenameRepository(doer *user_model.User, repo *repo_model.Repository, oldRepoName string) {
 	log.Trace("action.ChangeRepositoryName: %s/%s", doer.Name, repo.Name)
 
 	if err := models.NotifyWatchers(&models.Action{
@@ -166,7 +167,7 @@ func (a *actionNotifier) NotifyRenameRepository(doer *user_model.User, repo *mod
 	}
 }
 
-func (a *actionNotifier) NotifyTransferRepository(doer *user_model.User, repo *models.Repository, oldOwnerName string) {
+func (a *actionNotifier) NotifyTransferRepository(doer *user_model.User, repo *repo_model.Repository, oldOwnerName string) {
 	if err := models.NotifyWatchers(&models.Action{
 		ActUserID: doer.ID,
 		ActUser:   doer,
@@ -180,7 +181,7 @@ func (a *actionNotifier) NotifyTransferRepository(doer *user_model.User, repo *m
 	}
 }
 
-func (a *actionNotifier) NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func (a *actionNotifier) NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 	if err := models.NotifyWatchers(&models.Action{
 		ActUserID: doer.ID,
 		ActUser:   doer,
@@ -193,7 +194,7 @@ func (a *actionNotifier) NotifyCreateRepository(doer *user_model.User, u *user_m
 	}
 }
 
-func (a *actionNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, repo *models.Repository) {
+func (a *actionNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, repo *repo_model.Repository) {
 	if err := models.NotifyWatchers(&models.Action{
 		ActUserID: doer.ID,
 		ActUser:   doer,
@@ -298,7 +299,7 @@ func (*actionNotifier) NotifyPullRevieweDismiss(doer *user_model.User, review *m
 	}
 }
 
-func (a *actionNotifier) NotifyPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (a *actionNotifier) NotifyPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	data, err := json.Marshal(commits)
 	if err != nil {
 		log.Error("Marshal: %v", err)
@@ -331,7 +332,7 @@ func (a *actionNotifier) NotifyPushCommits(pusher *user_model.User, repo *models
 	}
 }
 
-func (a *actionNotifier) NotifyCreateRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (a *actionNotifier) NotifyCreateRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	opType := models.ActionCommitRepo
 	if refType == "tag" {
 		// has sent same action in `NotifyPushCommits`, so skip it.
@@ -350,7 +351,7 @@ func (a *actionNotifier) NotifyCreateRef(doer *user_model.User, repo *models.Rep
 	}
 }
 
-func (a *actionNotifier) NotifyDeleteRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (a *actionNotifier) NotifyDeleteRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	opType := models.ActionDeleteBranch
 	if refType == "tag" {
 		// has sent same action in `NotifyPushCommits`, so skip it.
@@ -369,7 +370,7 @@ func (a *actionNotifier) NotifyDeleteRef(doer *user_model.User, repo *models.Rep
 	}
 }
 
-func (a *actionNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (a *actionNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	data, err := json.Marshal(commits)
 	if err != nil {
 		log.Error("json.Marshal: %v", err)
@@ -390,7 +391,7 @@ func (a *actionNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *mo
 	}
 }
 
-func (a *actionNotifier) NotifySyncCreateRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (a *actionNotifier) NotifySyncCreateRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	if err := models.NotifyWatchers(&models.Action{
 		ActUserID: repo.OwnerID,
 		ActUser:   repo.MustOwner(),
@@ -404,7 +405,7 @@ func (a *actionNotifier) NotifySyncCreateRef(doer *user_model.User, repo *models
 	}
 }
 
-func (a *actionNotifier) NotifySyncDeleteRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (a *actionNotifier) NotifySyncDeleteRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	if err := models.NotifyWatchers(&models.Action{
 		ActUserID: repo.OwnerID,
 		ActUser:   repo.MustOwner(),
diff --git a/modules/notification/action/action_test.go b/modules/notification/action/action_test.go
index 2218bd46cb..3664b82104 100644
--- a/modules/notification/action/action_test.go
+++ b/modules/notification/action/action_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -24,7 +25,7 @@ func TestRenameRepoAction(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{OwnerID: user.ID}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{OwnerID: user.ID}).(*repo_model.Repository)
 	repo.Owner = user
 
 	oldRepoName := repo.Name
diff --git a/modules/notification/base/notifier.go b/modules/notification/base/notifier.go
index 24f6375a69..937476475a 100644
--- a/modules/notification/base/notifier.go
+++ b/modules/notification/base/notifier.go
@@ -6,6 +6,7 @@ package base
 
 import (
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/repository"
 )
@@ -14,12 +15,12 @@ import (
 type Notifier interface {
 	Run()
 
-	NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository)
-	NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository)
-	NotifyDeleteRepository(doer *user_model.User, repo *models.Repository)
-	NotifyForkRepository(doer *user_model.User, oldRepo, repo *models.Repository)
-	NotifyRenameRepository(doer *user_model.User, repo *models.Repository, oldRepoName string)
-	NotifyTransferRepository(doer *user_model.User, repo *models.Repository, oldOwnerName string)
+	NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository)
+	NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository)
+	NotifyDeleteRepository(doer *user_model.User, repo *repo_model.Repository)
+	NotifyForkRepository(doer *user_model.User, oldRepo, repo *repo_model.Repository)
+	NotifyRenameRepository(doer *user_model.User, repo *repo_model.Repository, oldRepoName string)
+	NotifyTransferRepository(doer *user_model.User, repo *repo_model.Repository, oldOwnerName string)
 
 	NotifyNewIssue(issue *models.Issue, mentions []*user_model.User)
 	NotifyIssueChangeStatus(*user_model.User, *models.Issue, *models.Comment, bool)
@@ -42,7 +43,7 @@ type Notifier interface {
 	NotifyPullRequestPushCommits(doer *user_model.User, pr *models.PullRequest, comment *models.Comment)
 	NotifyPullRevieweDismiss(doer *user_model.User, review *models.Review, comment *models.Comment)
 
-	NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+	NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 		issue *models.Issue, comment *models.Comment, mentions []*user_model.User)
 	NotifyUpdateComment(*user_model.User, *models.Comment, string)
 	NotifyDeleteComment(*user_model.User, *models.Comment)
@@ -51,13 +52,13 @@ type Notifier interface {
 	NotifyUpdateRelease(doer *user_model.User, rel *models.Release)
 	NotifyDeleteRelease(doer *user_model.User, rel *models.Release)
 
-	NotifyPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits)
-	NotifyCreateRef(doer *user_model.User, repo *models.Repository, refType, refFullName string)
-	NotifyDeleteRef(doer *user_model.User, repo *models.Repository, refType, refFullName string)
+	NotifyPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits)
+	NotifyCreateRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string)
+	NotifyDeleteRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string)
 
-	NotifySyncPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits)
-	NotifySyncCreateRef(doer *user_model.User, repo *models.Repository, refType, refFullName string)
-	NotifySyncDeleteRef(doer *user_model.User, repo *models.Repository, refType, refFullName string)
+	NotifySyncPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits)
+	NotifySyncCreateRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string)
+	NotifySyncDeleteRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string)
 
-	NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *models.Repository)
+	NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *repo_model.Repository)
 }
diff --git a/modules/notification/base/null.go b/modules/notification/base/null.go
index 8a977e122b..062edf400d 100644
--- a/modules/notification/base/null.go
+++ b/modules/notification/base/null.go
@@ -6,6 +6,7 @@ package base
 
 import (
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/repository"
 )
@@ -23,7 +24,7 @@ func (*NullNotifier) Run() {
 }
 
 // NotifyCreateIssueComment places a place holder function
-func (*NullNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func (*NullNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 }
 
@@ -121,53 +122,53 @@ func (*NullNotifier) NotifyIssueChangeLabels(doer *user_model.User, issue *model
 }
 
 // NotifyCreateRepository places a place holder function
-func (*NullNotifier) NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func (*NullNotifier) NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 }
 
 // NotifyDeleteRepository places a place holder function
-func (*NullNotifier) NotifyDeleteRepository(doer *user_model.User, repo *models.Repository) {
+func (*NullNotifier) NotifyDeleteRepository(doer *user_model.User, repo *repo_model.Repository) {
 }
 
 // NotifyForkRepository places a place holder function
-func (*NullNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, repo *models.Repository) {
+func (*NullNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, repo *repo_model.Repository) {
 }
 
 // NotifyMigrateRepository places a place holder function
-func (*NullNotifier) NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func (*NullNotifier) NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 }
 
 // NotifyPushCommits notifies commits pushed to notifiers
-func (*NullNotifier) NotifyPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (*NullNotifier) NotifyPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 }
 
 // NotifyCreateRef notifies branch or tag creation to notifiers
-func (*NullNotifier) NotifyCreateRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (*NullNotifier) NotifyCreateRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 }
 
 // NotifyDeleteRef notifies branch or tag deletion to notifiers
-func (*NullNotifier) NotifyDeleteRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (*NullNotifier) NotifyDeleteRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 }
 
 // NotifyRenameRepository places a place holder function
-func (*NullNotifier) NotifyRenameRepository(doer *user_model.User, repo *models.Repository, oldRepoName string) {
+func (*NullNotifier) NotifyRenameRepository(doer *user_model.User, repo *repo_model.Repository, oldRepoName string) {
 }
 
 // NotifyTransferRepository places a place holder function
-func (*NullNotifier) NotifyTransferRepository(doer *user_model.User, repo *models.Repository, oldOwnerName string) {
+func (*NullNotifier) NotifyTransferRepository(doer *user_model.User, repo *repo_model.Repository, oldOwnerName string) {
 }
 
 // NotifySyncPushCommits places a place holder function
-func (*NullNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (*NullNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 }
 
 // NotifySyncCreateRef places a place holder function
-func (*NullNotifier) NotifySyncCreateRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (*NullNotifier) NotifySyncCreateRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 }
 
 // NotifySyncDeleteRef places a place holder function
-func (*NullNotifier) NotifySyncDeleteRef(doer *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (*NullNotifier) NotifySyncDeleteRef(doer *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 }
 
 // NotifyRepoPendingTransfer places a place holder function
-func (*NullNotifier) NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *models.Repository) {
+func (*NullNotifier) NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *repo_model.Repository) {
 }
diff --git a/modules/notification/indexer/indexer.go b/modules/notification/indexer/indexer.go
index 03914db03b..92fe3c5019 100644
--- a/modules/notification/indexer/indexer.go
+++ b/modules/notification/indexer/indexer.go
@@ -6,6 +6,7 @@ package indexer
 
 import (
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	code_indexer "code.gitea.io/gitea/modules/indexer/code"
@@ -30,7 +31,7 @@ func NewNotifier() base.Notifier {
 	return &indexerNotifier{}
 }
 
-func (r *indexerNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func (r *indexerNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 	if comment.Type == models.CommentTypeComment {
 		if issue.Comments == nil {
@@ -107,14 +108,14 @@ func (r *indexerNotifier) NotifyDeleteComment(doer *user_model.User, comment *mo
 	}
 }
 
-func (r *indexerNotifier) NotifyDeleteRepository(doer *user_model.User, repo *models.Repository) {
+func (r *indexerNotifier) NotifyDeleteRepository(doer *user_model.User, repo *repo_model.Repository) {
 	issue_indexer.DeleteRepoIssueIndexer(repo)
 	if setting.Indexer.RepoIndexerEnabled {
 		code_indexer.UpdateRepoIndexer(repo)
 	}
 }
 
-func (r *indexerNotifier) NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func (r *indexerNotifier) NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 	issue_indexer.UpdateRepoIndexer(repo)
 	if setting.Indexer.RepoIndexerEnabled && !repo.IsEmpty {
 		code_indexer.UpdateRepoIndexer(repo)
@@ -124,7 +125,7 @@ func (r *indexerNotifier) NotifyMigrateRepository(doer *user_model.User, u *user
 	}
 }
 
-func (r *indexerNotifier) NotifyPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (r *indexerNotifier) NotifyPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	if setting.Indexer.RepoIndexerEnabled && opts.RefFullName == git.BranchPrefix+repo.DefaultBranch {
 		code_indexer.UpdateRepoIndexer(repo)
 	}
@@ -133,7 +134,7 @@ func (r *indexerNotifier) NotifyPushCommits(pusher *user_model.User, repo *model
 	}
 }
 
-func (r *indexerNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (r *indexerNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	if setting.Indexer.RepoIndexerEnabled && opts.RefFullName == git.BranchPrefix+repo.DefaultBranch {
 		code_indexer.UpdateRepoIndexer(repo)
 	}
diff --git a/modules/notification/mail/mail.go b/modules/notification/mail/mail.go
index c1c9e96135..6ad0ca0d85 100644
--- a/modules/notification/mail/mail.go
+++ b/modules/notification/mail/mail.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/notification/base"
@@ -27,7 +28,7 @@ func NewNotifier() base.Notifier {
 	return &mailNotifier{}
 }
 
-func (m *mailNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func (m *mailNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 	var act models.ActionType
 	if comment.Type == models.CommentTypeClose {
@@ -184,7 +185,7 @@ func (m *mailNotifier) NotifyNewRelease(rel *models.Release) {
 	mailer.MailNewRelease(rel)
 }
 
-func (m *mailNotifier) NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *models.Repository) {
+func (m *mailNotifier) NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *repo_model.Repository) {
 	if err := mailer.SendRepoTransferNotifyMail(doer, newOwner, repo); err != nil {
 		log.Error("NotifyRepoPendingTransfer: %v", err)
 	}
diff --git a/modules/notification/notification.go b/modules/notification/notification.go
index 9bea38faf6..d976dfea66 100644
--- a/modules/notification/notification.go
+++ b/modules/notification/notification.go
@@ -6,6 +6,7 @@ package notification
 
 import (
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/notification/action"
 	"code.gitea.io/gitea/modules/notification/base"
@@ -39,7 +40,7 @@ func NewContext() {
 }
 
 // NotifyCreateIssueComment notifies issue comment related message to notifiers
-func NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 	for _, notifier := range notifiers {
 		notifier.NotifyCreateIssueComment(doer, repo, issue, comment, mentions)
@@ -209,91 +210,91 @@ func NotifyIssueChangeLabels(doer *user_model.User, issue *models.Issue,
 }
 
 // NotifyCreateRepository notifies create repository to notifiers
-func NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 	for _, notifier := range notifiers {
 		notifier.NotifyCreateRepository(doer, u, repo)
 	}
 }
 
 // NotifyMigrateRepository notifies create repository to notifiers
-func NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 	for _, notifier := range notifiers {
 		notifier.NotifyMigrateRepository(doer, u, repo)
 	}
 }
 
 // NotifyTransferRepository notifies create repository to notifiers
-func NotifyTransferRepository(doer *user_model.User, repo *models.Repository, newOwnerName string) {
+func NotifyTransferRepository(doer *user_model.User, repo *repo_model.Repository, newOwnerName string) {
 	for _, notifier := range notifiers {
 		notifier.NotifyTransferRepository(doer, repo, newOwnerName)
 	}
 }
 
 // NotifyDeleteRepository notifies delete repository to notifiers
-func NotifyDeleteRepository(doer *user_model.User, repo *models.Repository) {
+func NotifyDeleteRepository(doer *user_model.User, repo *repo_model.Repository) {
 	for _, notifier := range notifiers {
 		notifier.NotifyDeleteRepository(doer, repo)
 	}
 }
 
 // NotifyForkRepository notifies fork repository to notifiers
-func NotifyForkRepository(doer *user_model.User, oldRepo, repo *models.Repository) {
+func NotifyForkRepository(doer *user_model.User, oldRepo, repo *repo_model.Repository) {
 	for _, notifier := range notifiers {
 		notifier.NotifyForkRepository(doer, oldRepo, repo)
 	}
 }
 
 // NotifyRenameRepository notifies repository renamed
-func NotifyRenameRepository(doer *user_model.User, repo *models.Repository, oldName string) {
+func NotifyRenameRepository(doer *user_model.User, repo *repo_model.Repository, oldName string) {
 	for _, notifier := range notifiers {
 		notifier.NotifyRenameRepository(doer, repo, oldName)
 	}
 }
 
 // NotifyPushCommits notifies commits pushed to notifiers
-func NotifyPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func NotifyPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	for _, notifier := range notifiers {
 		notifier.NotifyPushCommits(pusher, repo, opts, commits)
 	}
 }
 
 // NotifyCreateRef notifies branch or tag creation to notifiers
-func NotifyCreateRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func NotifyCreateRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	for _, notifier := range notifiers {
 		notifier.NotifyCreateRef(pusher, repo, refType, refFullName)
 	}
 }
 
 // NotifyDeleteRef notifies branch or tag deletion to notifiers
-func NotifyDeleteRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func NotifyDeleteRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	for _, notifier := range notifiers {
 		notifier.NotifyDeleteRef(pusher, repo, refType, refFullName)
 	}
 }
 
 // NotifySyncPushCommits notifies commits pushed to notifiers
-func NotifySyncPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func NotifySyncPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	for _, notifier := range notifiers {
 		notifier.NotifySyncPushCommits(pusher, repo, opts, commits)
 	}
 }
 
 // NotifySyncCreateRef notifies branch or tag creation to notifiers
-func NotifySyncCreateRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func NotifySyncCreateRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	for _, notifier := range notifiers {
 		notifier.NotifySyncCreateRef(pusher, repo, refType, refFullName)
 	}
 }
 
 // NotifySyncDeleteRef notifies branch or tag deletion to notifiers
-func NotifySyncDeleteRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func NotifySyncDeleteRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	for _, notifier := range notifiers {
 		notifier.NotifySyncDeleteRef(pusher, repo, refType, refFullName)
 	}
 }
 
 // NotifyRepoPendingTransfer notifies creation of pending transfer to notifiers
-func NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *models.Repository) {
+func NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *repo_model.Repository) {
 	for _, notifier := range notifiers {
 		notifier.NotifyRepoPendingTransfer(doer, newOwner, repo)
 	}
diff --git a/modules/notification/ui/ui.go b/modules/notification/ui/ui.go
index 04967fc589..25f015d0e5 100644
--- a/modules/notification/ui/ui.go
+++ b/modules/notification/ui/ui.go
@@ -6,6 +6,7 @@ package ui
 
 import (
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
@@ -51,7 +52,7 @@ func (ns *notificationService) Run() {
 	graceful.GetManager().RunWithShutdownFns(ns.issueQueue.Run)
 }
 
-func (ns *notificationService) NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func (ns *notificationService) NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 	var opts = issueNotificationOpts{
 		IssueID:              issue.ID,
@@ -233,7 +234,7 @@ func (ns *notificationService) NotifyPullReviewRequest(doer *user_model.User, is
 	}
 }
 
-func (ns *notificationService) NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *models.Repository) {
+func (ns *notificationService) NotifyRepoPendingTransfer(doer, newOwner *user_model.User, repo *repo_model.Repository) {
 	if err := models.CreateRepoTransferNotification(doer, newOwner, repo); err != nil {
 		log.Error("NotifyRepoPendingTransfer: %v", err)
 	}
diff --git a/modules/notification/webhook/webhook.go b/modules/notification/webhook/webhook.go
index 378e7fd202..7e96ed0501 100644
--- a/modules/notification/webhook/webhook.go
+++ b/modules/notification/webhook/webhook.go
@@ -7,6 +7,7 @@ package webhook
 import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/models/webhook"
@@ -73,7 +74,7 @@ func (m *webhookNotifier) NotifyIssueClearLabels(doer *user_model.User, issue *m
 	}
 }
 
-func (m *webhookNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, repo *models.Repository) {
+func (m *webhookNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, repo *repo_model.Repository) {
 	oldMode, _ := models.AccessLevel(doer, oldRepo)
 	mode, _ := models.AccessLevel(doer, repo)
 
@@ -101,7 +102,7 @@ func (m *webhookNotifier) NotifyForkRepository(doer *user_model.User, oldRepo, r
 	}
 }
 
-func (m *webhookNotifier) NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func (m *webhookNotifier) NotifyCreateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 	// Add to hook queue for created repo after session commit.
 	if err := webhook_services.PrepareWebhooks(repo, webhook.HookEventRepository, &api.RepositoryPayload{
 		Action:       api.HookRepoCreated,
@@ -113,7 +114,7 @@ func (m *webhookNotifier) NotifyCreateRepository(doer *user_model.User, u *user_
 	}
 }
 
-func (m *webhookNotifier) NotifyDeleteRepository(doer *user_model.User, repo *models.Repository) {
+func (m *webhookNotifier) NotifyDeleteRepository(doer *user_model.User, repo *repo_model.Repository) {
 	u := repo.MustOwner()
 
 	if err := webhook_services.PrepareWebhooks(repo, webhook.HookEventRepository, &api.RepositoryPayload{
@@ -126,7 +127,7 @@ func (m *webhookNotifier) NotifyDeleteRepository(doer *user_model.User, repo *mo
 	}
 }
 
-func (m *webhookNotifier) NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *models.Repository) {
+func (m *webhookNotifier) NotifyMigrateRepository(doer *user_model.User, u *user_model.User, repo *repo_model.Repository) {
 	// Add to hook queue for created repo after session commit.
 	if err := webhook_services.PrepareWebhooks(repo, webhook.HookEventRepository, &api.RepositoryPayload{
 		Action:       api.HookRepoCreated,
@@ -402,7 +403,7 @@ func (m *webhookNotifier) NotifyUpdateComment(doer *user_model.User, c *models.C
 	}
 }
 
-func (m *webhookNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *models.Repository,
+func (m *webhookNotifier) NotifyCreateIssueComment(doer *user_model.User, repo *repo_model.Repository,
 	issue *models.Issue, comment *models.Comment, mentions []*user_model.User) {
 	mode, _ := models.AccessLevel(doer, repo)
 
@@ -564,7 +565,7 @@ func (m *webhookNotifier) NotifyIssueChangeMilestone(doer *user_model.User, issu
 	}
 }
 
-func (m *webhookNotifier) NotifyPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (m *webhookNotifier) NotifyPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	apiPusher := convert.ToUser(pusher, nil)
 	apiCommits, apiHeadCommit, err := commits.ToAPIPayloadCommits(repo.RepoPath(), repo.HTMLURL())
 	if err != nil {
@@ -697,7 +698,7 @@ func (m *webhookNotifier) NotifyPullRequestReview(pr *models.PullRequest, review
 	}
 }
 
-func (m *webhookNotifier) NotifyCreateRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (m *webhookNotifier) NotifyCreateRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	apiPusher := convert.ToUser(pusher, nil)
 	apiRepo := convert.ToRepo(repo, perm.AccessModeNone)
 	refName := git.RefEndName(refFullName)
@@ -748,7 +749,7 @@ func (m *webhookNotifier) NotifyPullRequestSynchronized(doer *user_model.User, p
 	}
 }
 
-func (m *webhookNotifier) NotifyDeleteRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (m *webhookNotifier) NotifyDeleteRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	apiPusher := convert.ToUser(pusher, nil)
 	apiRepo := convert.ToRepo(repo, perm.AccessModeNone)
 	refName := git.RefEndName(refFullName)
@@ -793,7 +794,7 @@ func (m *webhookNotifier) NotifyDeleteRelease(doer *user_model.User, rel *models
 	sendReleaseHook(doer, rel, api.HookReleaseDeleted)
 }
 
-func (m *webhookNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *models.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
+func (m *webhookNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *repo_model.Repository, opts *repository.PushUpdateOptions, commits *repository.PushCommits) {
 	apiPusher := convert.ToUser(pusher, nil)
 	apiCommits, apiHeadCommit, err := commits.ToAPIPayloadCommits(repo.RepoPath(), repo.HTMLURL())
 	if err != nil {
@@ -816,10 +817,10 @@ func (m *webhookNotifier) NotifySyncPushCommits(pusher *user_model.User, repo *m
 	}
 }
 
-func (m *webhookNotifier) NotifySyncCreateRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (m *webhookNotifier) NotifySyncCreateRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	m.NotifyCreateRef(pusher, repo, refType, refFullName)
 }
 
-func (m *webhookNotifier) NotifySyncDeleteRef(pusher *user_model.User, repo *models.Repository, refType, refFullName string) {
+func (m *webhookNotifier) NotifySyncDeleteRef(pusher *user_model.User, repo *repo_model.Repository, refType, refFullName string) {
 	m.NotifyDeleteRef(pusher, repo, refType, refFullName)
 }
diff --git a/modules/repofiles/commit_status.go b/modules/repofiles/commit_status.go
index 2074b4b464..21aaa9ee59 100644
--- a/modules/repofiles/commit_status.go
+++ b/modules/repofiles/commit_status.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 )
@@ -15,7 +16,7 @@ import (
 // CreateCommitStatus creates a new CommitStatus given a bunch of parameters
 // NOTE: All text-values will be trimmed from whitespaces.
 // Requires: Repo, Creator, SHA
-func CreateCommitStatus(repo *models.Repository, creator *user_model.User, sha string, status *models.CommitStatus) error {
+func CreateCommitStatus(repo *repo_model.Repository, creator *user_model.User, sha string, status *models.CommitStatus) error {
 	repoPath := repo.RepoPath()
 
 	// confirm that commit is exist
diff --git a/modules/repository/commits_test.go b/modules/repository/commits_test.go
index b6a63dc127..30edf3362e 100644
--- a/modules/repository/commits_test.go
+++ b/modules/repository/commits_test.go
@@ -10,7 +10,7 @@ import (
 	"testing"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/git"
 
@@ -49,7 +49,7 @@ func TestPushCommits_ToAPIPayloadCommits(t *testing.T) {
 	}
 	pushCommits.HeadCommit = &PushCommit{Sha1: "69554a6"}
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 16}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 16}).(*repo_model.Repository)
 	payloadCommits, headCommit, err := pushCommits.ToAPIPayloadCommits(repo.RepoPath(), "/user2/repo16")
 	assert.NoError(t, err)
 	assert.Len(t, payloadCommits, 3)
diff --git a/modules/repository/create.go b/modules/repository/create.go
index 850f7488bd..ddc001d600 100644
--- a/modules/repository/create.go
+++ b/modules/repository/create.go
@@ -11,6 +11,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -19,7 +20,7 @@ import (
 )
 
 // CreateRepository creates a repository for the user/organization.
-func CreateRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*models.Repository, error) {
+func CreateRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*repo_model.Repository, error) {
 	if !doer.IsAdmin && !u.CanCreateRepo() {
 		return nil, models.ErrReachLimitOfRepo{
 			Limit: u.MaxRepoCreation,
@@ -37,7 +38,7 @@ func CreateRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (
 		}
 	}
 
-	repo := &models.Repository{
+	repo := &repo_model.Repository{
 		OwnerID:                         u.ID,
 		Owner:                           u,
 		OwnerName:                       u.Name,
@@ -55,7 +56,7 @@ func CreateRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (
 		TrustModel:                      opts.TrustModel,
 	}
 
-	var rollbackRepo *models.Repository
+	var rollbackRepo *repo_model.Repository
 
 	if err := db.WithTx(func(ctx context.Context) error {
 		if err := models.CreateRepository(ctx, doer, u, repo, false); err != nil {
@@ -67,7 +68,7 @@ func CreateRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (
 			return nil
 		}
 
-		repoPath := models.RepoPath(u.Name, repo.Name)
+		repoPath := repo_model.RepoPath(u.Name, repo.Name)
 		isExist, err := util.IsExist(repoPath)
 		if err != nil {
 			log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
@@ -106,7 +107,7 @@ func CreateRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (
 			}
 		}
 
-		if err := repo.CheckDaemonExportOK(ctx); err != nil {
+		if err := models.CheckDaemonExportOK(ctx, repo); err != nil {
 			return fmt.Errorf("checkDaemonExportOK: %v", err)
 		}
 
diff --git a/modules/repository/generate.go b/modules/repository/generate.go
index 61a8b0d111..756cfe227e 100644
--- a/modules/repository/generate.go
+++ b/modules/repository/generate.go
@@ -14,6 +14,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -45,7 +46,7 @@ var defaultTransformers = []transformer{
 	{Name: "TITLE", Transform: strings.Title},
 }
 
-func generateExpansion(src string, templateRepo, generateRepo *models.Repository) string {
+func generateExpansion(src string, templateRepo, generateRepo *repo_model.Repository) string {
 	expansions := []expansion{
 		{Name: "REPO_NAME", Value: generateRepo.Name, Transformers: defaultTransformers},
 		{Name: "TEMPLATE_NAME", Value: templateRepo.Name, Transformers: defaultTransformers},
@@ -98,7 +99,7 @@ func checkGiteaTemplate(tmpDir string) (*models.GiteaTemplate, error) {
 	return gt, nil
 }
 
-func generateRepoCommit(repo, templateRepo, generateRepo *models.Repository, tmpDir string) error {
+func generateRepoCommit(repo, templateRepo, generateRepo *repo_model.Repository, tmpDir string) error {
 	commitTimeStr := time.Now().Format(time.RFC3339)
 	authorSig := repo.Owner.NewGitSig()
 
@@ -186,7 +187,7 @@ func generateRepoCommit(repo, templateRepo, generateRepo *models.Repository, tmp
 	return initRepoCommit(tmpDir, repo, repo.Owner, templateRepo.DefaultBranch)
 }
 
-func generateGitContent(ctx context.Context, repo, templateRepo, generateRepo *models.Repository) (err error) {
+func generateGitContent(ctx context.Context, repo, templateRepo, generateRepo *repo_model.Repository) (err error) {
 	tmpDir, err := os.MkdirTemp(os.TempDir(), "gitea-"+repo.Name)
 	if err != nil {
 		return fmt.Errorf("Failed to create temp dir for repository %s: %v", repo.RepoPath(), err)
@@ -203,7 +204,7 @@ func generateGitContent(ctx context.Context, repo, templateRepo, generateRepo *m
 	}
 
 	// re-fetch repo
-	if repo, err = models.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
+	if repo, err = repo_model.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
 		return fmt.Errorf("getRepositoryByID: %v", err)
 	}
 
@@ -224,12 +225,12 @@ func generateGitContent(ctx context.Context, repo, templateRepo, generateRepo *m
 }
 
 // GenerateGitContent generates git content from a template repository
-func GenerateGitContent(ctx context.Context, templateRepo, generateRepo *models.Repository) error {
+func GenerateGitContent(ctx context.Context, templateRepo, generateRepo *repo_model.Repository) error {
 	if err := generateGitContent(ctx, generateRepo, templateRepo, generateRepo); err != nil {
 		return err
 	}
 
-	if err := generateRepo.UpdateSize(ctx); err != nil {
+	if err := models.UpdateRepoSize(ctx, generateRepo); err != nil {
 		return fmt.Errorf("failed to update size for repository: %v", err)
 	}
 
@@ -240,8 +241,8 @@ func GenerateGitContent(ctx context.Context, templateRepo, generateRepo *models.
 }
 
 // GenerateRepository generates a repository from a template
-func GenerateRepository(ctx context.Context, doer, owner *user_model.User, templateRepo *models.Repository, opts models.GenerateRepoOptions) (_ *models.Repository, err error) {
-	generateRepo := &models.Repository{
+func GenerateRepository(ctx context.Context, doer, owner *user_model.User, templateRepo *repo_model.Repository, opts models.GenerateRepoOptions) (_ *repo_model.Repository, err error) {
+	generateRepo := &repo_model.Repository{
 		OwnerID:       owner.ID,
 		Owner:         owner,
 		OwnerName:     owner.Name,
@@ -276,7 +277,7 @@ func GenerateRepository(ctx context.Context, doer, owner *user_model.User, templ
 		return generateRepo, err
 	}
 
-	if err = generateRepo.CheckDaemonExportOK(ctx); err != nil {
+	if err = models.CheckDaemonExportOK(ctx, generateRepo); err != nil {
 		return generateRepo, fmt.Errorf("checkDaemonExportOK: %v", err)
 	}
 
diff --git a/modules/repository/init.go b/modules/repository/init.go
index d7f31fabde..cfee1a3215 100644
--- a/modules/repository/init.go
+++ b/modules/repository/init.go
@@ -14,6 +14,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -23,7 +24,7 @@ import (
 	"github.com/unknwon/com"
 )
 
-func prepareRepoCommit(ctx context.Context, repo *models.Repository, tmpDir, repoPath string, opts models.CreateRepoOptions) error {
+func prepareRepoCommit(ctx context.Context, repo *repo_model.Repository, tmpDir, repoPath string, opts models.CreateRepoOptions) error {
 	commitTimeStr := time.Now().Format(time.RFC3339)
 	authorSig := repo.Owner.NewGitSig()
 
@@ -101,7 +102,7 @@ func prepareRepoCommit(ctx context.Context, repo *models.Repository, tmpDir, rep
 }
 
 // initRepoCommit temporarily changes with work directory.
-func initRepoCommit(tmpPath string, repo *models.Repository, u *user_model.User, defaultBranch string) (err error) {
+func initRepoCommit(tmpPath string, repo *repo_model.Repository, u *user_model.User, defaultBranch string) (err error) {
 	commitTimeStr := time.Now().Format(time.RFC3339)
 
 	sig := u.NewGitSig()
@@ -137,7 +138,7 @@ func initRepoCommit(tmpPath string, repo *models.Repository, u *user_model.User,
 		if sign {
 			args = append(args, "-S"+keyID)
 
-			if repo.GetTrustModel() == models.CommitterTrustModel || repo.GetTrustModel() == models.CollaboratorCommitterTrustModel {
+			if repo.GetTrustModel() == repo_model.CommitterTrustModel || repo.GetTrustModel() == repo_model.CollaboratorCommitterTrustModel {
 				// need to set the committer to the KeyID owner
 				committerName = signer.Name
 				committerEmail = signer.Email
@@ -175,7 +176,7 @@ func initRepoCommit(tmpPath string, repo *models.Repository, u *user_model.User,
 
 func checkInitRepository(owner, name string) (err error) {
 	// Somehow the directory could exist.
-	repoPath := models.RepoPath(owner, name)
+	repoPath := repo_model.RepoPath(owner, name)
 	isExist, err := util.IsExist(repoPath)
 	if err != nil {
 		log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
@@ -198,7 +199,7 @@ func checkInitRepository(owner, name string) (err error) {
 }
 
 // InitRepository initializes README and .gitignore if needed.
-func initRepository(ctx context.Context, repoPath string, u *user_model.User, repo *models.Repository, opts models.CreateRepoOptions) (err error) {
+func initRepository(ctx context.Context, repoPath string, u *user_model.User, repo *repo_model.Repository, opts models.CreateRepoOptions) (err error) {
 	if err = checkInitRepository(repo.OwnerName, repo.Name); err != nil {
 		return err
 	}
@@ -227,7 +228,7 @@ func initRepository(ctx context.Context, repoPath string, u *user_model.User, re
 
 	// Re-fetch the repository from database before updating it (else it would
 	// override changes that were done earlier with sql)
-	if repo, err = models.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
+	if repo, err = repo_model.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
 		return fmt.Errorf("getRepositoryByID: %v", err)
 	}
 
diff --git a/modules/repository/push.go b/modules/repository/push.go
index 11272f883d..038735f585 100644
--- a/modules/repository/push.go
+++ b/modules/repository/push.go
@@ -7,7 +7,7 @@ package repository
 import (
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 )
 
@@ -104,7 +104,7 @@ func IsForcePush(opts *PushUpdateOptions) (bool, error) {
 	}
 
 	output, err := git.NewCommand("rev-list", "--max-count=1", opts.OldCommitID, "^"+opts.NewCommitID).
-		RunInDir(models.RepoPath(opts.RepoUserName, opts.RepoName))
+		RunInDir(repo_model.RepoPath(opts.RepoUserName, opts.RepoName))
 	if err != nil {
 		return false, err
 	} else if len(output) > 0 {
diff --git a/modules/repository/repo.go b/modules/repository/repo.go
index c7145658f8..d04cd28a59 100644
--- a/modules/repository/repo.go
+++ b/modules/repository/repo.go
@@ -15,6 +15,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/lfs"
@@ -48,10 +49,10 @@ func WikiRemoteURL(remote string) string {
 
 // MigrateRepositoryGitData starts migrating git related data after created migrating repository
 func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
-	repo *models.Repository, opts migration.MigrateOptions,
+	repo *repo_model.Repository, opts migration.MigrateOptions,
 	httpTransport *http.Transport,
-) (*models.Repository, error) {
-	repoPath := models.RepoPath(u.Name, opts.RepoName)
+) (*repo_model.Repository, error) {
+	repoPath := repo_model.RepoPath(u.Name, opts.RepoName)
 
 	if u.IsOrganization() {
 		t, err := models.OrgFromUser(u).GetOwnerTeam()
@@ -79,7 +80,7 @@ func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
 	}
 
 	if opts.Wiki {
-		wikiPath := models.WikiPath(u.Name, opts.RepoName)
+		wikiPath := repo_model.WikiPath(u.Name, opts.RepoName)
 		wikiRemotePath := WikiRemoteURL(opts.CloneAddr)
 		if len(wikiRemotePath) > 0 {
 			if err := util.RemoveAll(wikiPath); err != nil {
@@ -104,7 +105,7 @@ func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
 		repo.Owner = u
 	}
 
-	if err = repo.CheckDaemonExportOK(ctx); err != nil {
+	if err = models.CheckDaemonExportOK(ctx, repo); err != nil {
 		return repo, fmt.Errorf("checkDaemonExportOK: %v", err)
 	}
 
@@ -153,12 +154,12 @@ func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
 		}
 	}
 
-	if err = repo.UpdateSize(db.DefaultContext); err != nil {
+	if err = models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
 		log.Error("Failed to update size for repository: %v", err)
 	}
 
 	if opts.Mirror {
-		mirrorModel := models.Mirror{
+		mirrorModel := repo_model.Mirror{
 			RepoID:         repo.ID,
 			Interval:       setting.Mirror.DefaultInterval,
 			EnablePrune:    true,
@@ -188,7 +189,7 @@ func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
 			}
 		}
 
-		if err = models.InsertMirror(&mirrorModel); err != nil {
+		if err = repo_model.InsertMirror(&mirrorModel); err != nil {
 			return repo, fmt.Errorf("InsertOne: %v", err)
 		}
 
@@ -216,7 +217,7 @@ func cleanUpMigrateGitConfig(configPath string) error {
 }
 
 // CleanUpMigrateInfo finishes migrating repository and/or wiki with things that don't need to be done for mirrors.
-func CleanUpMigrateInfo(repo *models.Repository) (*models.Repository, error) {
+func CleanUpMigrateInfo(repo *repo_model.Repository) (*repo_model.Repository, error) {
 	repoPath := repo.RepoPath()
 	if err := createDelegateHooks(repoPath); err != nil {
 		return repo, fmt.Errorf("createDelegateHooks: %v", err)
@@ -242,7 +243,7 @@ func CleanUpMigrateInfo(repo *models.Repository) (*models.Repository, error) {
 }
 
 // SyncReleasesWithTags synchronizes release table with repository tags
-func SyncReleasesWithTags(repo *models.Repository, gitRepo *git.Repository) error {
+func SyncReleasesWithTags(repo *repo_model.Repository, gitRepo *git.Repository) error {
 	existingRelTags := make(map[string]struct{})
 	opts := models.FindReleasesOptions{
 		IncludeDrafts: true,
@@ -290,7 +291,7 @@ func SyncReleasesWithTags(repo *models.Repository, gitRepo *git.Repository) erro
 }
 
 // PushUpdateAddTag must be called for any push actions to add tag
-func PushUpdateAddTag(repo *models.Repository, gitRepo *git.Repository, tagName string) error {
+func PushUpdateAddTag(repo *repo_model.Repository, gitRepo *git.Repository, tagName string) error {
 	tag, err := gitRepo.GetTag(tagName)
 	if err != nil {
 		return fmt.Errorf("GetTag: %v", err)
@@ -341,7 +342,7 @@ func PushUpdateAddTag(repo *models.Repository, gitRepo *git.Repository, tagName
 }
 
 // StoreMissingLfsObjectsInRepository downloads missing LFS objects
-func StoreMissingLfsObjectsInRepository(ctx context.Context, repo *models.Repository, gitRepo *git.Repository, lfsClient lfs.Client) error {
+func StoreMissingLfsObjectsInRepository(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, lfsClient lfs.Client) error {
 	contentStore := lfs.NewContentStore()
 
 	pointerChan := make(chan lfs.PointerBlob)
@@ -364,7 +365,7 @@ func StoreMissingLfsObjectsInRepository(ctx context.Context, repo *models.Reposi
 
 			if err := contentStore.Put(p, content); err != nil {
 				log.Error("Error storing content for LFS meta object %v: %v", p, err)
-				if _, err2 := repo.RemoveLFSMetaObjectByOid(p.Oid); err2 != nil {
+				if _, err2 := models.RemoveLFSMetaObjectByOid(repo.ID, p.Oid); err2 != nil {
 					log.Error("Error removing LFS meta object %v: %v", p, err2)
 				}
 				return err
@@ -383,7 +384,7 @@ func StoreMissingLfsObjectsInRepository(ctx context.Context, repo *models.Reposi
 
 	var batch []lfs.Pointer
 	for pointerBlob := range pointerChan {
-		meta, err := repo.GetLFSMetaObjectByOid(pointerBlob.Oid)
+		meta, err := models.GetLFSMetaObjectByOid(repo.ID, pointerBlob.Oid)
 		if err != nil && err != models.ErrLFSObjectNotExist {
 			log.Error("Error querying LFS meta object %v: %v", pointerBlob.Pointer, err)
 			return err
diff --git a/modules/templates/helper.go b/modules/templates/helper.go
index eb0c7f7e71..f4529503d8 100644
--- a/modules/templates/helper.go
+++ b/modules/templates/helper.go
@@ -24,6 +24,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/avatars"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/emoji"
@@ -581,7 +582,7 @@ func AvatarByAction(action *models.Action, others ...interface{}) template.HTML
 }
 
 // RepoAvatar renders repo avatars. args: repo, size(int), class (string)
-func RepoAvatar(repo *models.Repository, others ...interface{}) template.HTML {
+func RepoAvatar(repo *repo_model.Repository, others ...interface{}) template.HTML {
 	size, class := parseOthers(avatars.DefaultAvatarPixelSize, "ui avatar image", others...)
 
 	src := repo.RelAvatarLink()
@@ -953,7 +954,7 @@ type remoteAddress struct {
 	Password string
 }
 
-func mirrorRemoteAddress(m models.RemoteMirrorer) remoteAddress {
+func mirrorRemoteAddress(m repo_model.RemoteMirrorer) remoteAddress {
 	a := remoteAddress{}
 
 	u, err := git.GetRemoteAddress(git.DefaultContext, m.GetRepository().RepoPath(), m.GetRemoteName())
diff --git a/modules/test/context_tests.go b/modules/test/context_tests.go
index 548e454c8e..1f893122f3 100644
--- a/modules/test/context_tests.go
+++ b/modules/test/context_tests.go
@@ -14,6 +14,8 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -54,7 +56,7 @@ func MockContext(t *testing.T, path string) *context.Context {
 // LoadRepo load a repo into a test context.
 func LoadRepo(t *testing.T, ctx *context.Context, repoID int64) {
 	ctx.Repo = &context.Repository{}
-	ctx.Repo.Repository = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: repoID}).(*models.Repository)
+	ctx.Repo.Repository = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: repoID}).(*repo_model.Repository)
 	var err error
 	ctx.Repo.Owner, err = user_model.GetUserByID(ctx.Repo.Repository.OwnerID)
 	assert.NoError(t, err)
@@ -85,7 +87,7 @@ func LoadUser(t *testing.T, ctx *context.Context, userID int64) {
 // LoadGitRepo load a git repo into a test context. Requires that ctx.Repo has
 // already been populated.
 func LoadGitRepo(t *testing.T, ctx *context.Context) {
-	assert.NoError(t, ctx.Repo.Repository.GetOwner())
+	assert.NoError(t, ctx.Repo.Repository.GetOwner(db.DefaultContext))
 	var err error
 	ctx.Repo.GitRepo, err = git.OpenRepository(ctx.Repo.Repository.RepoPath())
 	assert.NoError(t, err)
diff --git a/routers/api/v1/admin/adopt.go b/routers/api/v1/admin/adopt.go
index 85262bc836..1c0e237cdb 100644
--- a/routers/api/v1/admin/adopt.go
+++ b/routers/api/v1/admin/adopt.go
@@ -8,6 +8,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/util"
@@ -91,12 +92,12 @@ func AdoptRepository(ctx *context.APIContext) {
 	}
 
 	// check not a repo
-	has, err := models.IsRepositoryExist(ctxUser, repoName)
+	has, err := repo_model.IsRepositoryExist(ctxUser, repoName)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
 	}
-	isDir, err := util.IsDir(models.RepoPath(ctxUser.Name, repoName))
+	isDir, err := util.IsDir(repo_model.RepoPath(ctxUser.Name, repoName))
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -153,12 +154,12 @@ func DeleteUnadoptedRepository(ctx *context.APIContext) {
 	}
 
 	// check not a repo
-	has, err := models.IsRepositoryExist(ctxUser, repoName)
+	has, err := repo_model.IsRepositoryExist(ctxUser, repoName)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
 	}
-	isDir, err := util.IsDir(models.RepoPath(ctxUser.Name, repoName))
+	isDir, err := util.IsDir(repo_model.RepoPath(ctxUser.Name, repoName))
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
diff --git a/routers/api/v1/api.go b/routers/api/v1/api.go
index 867803f8dd..1d7d4251db 100644
--- a/routers/api/v1/api.go
+++ b/routers/api/v1/api.go
@@ -71,6 +71,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -157,9 +158,9 @@ func repoAssignment() func(ctx *context.APIContext) {
 		ctx.Repo.Owner = owner
 
 		// Get repository.
-		repo, err := models.GetRepositoryByName(owner.ID, repoName)
+		repo, err := repo_model.GetRepositoryByName(owner.ID, repoName)
 		if err != nil {
-			if models.IsErrRepoNotExist(err) {
+			if repo_model.IsErrRepoNotExist(err) {
 				redirectRepoID, err := models.LookupRepoRedirect(owner.ID, repoName)
 				if err == nil {
 					context.RedirectToRepo(ctx.Context, redirectRepoID)
diff --git a/routers/api/v1/org/team.go b/routers/api/v1/org/team.go
index 371f1dc86d..074d6fd009 100644
--- a/routers/api/v1/org/team.go
+++ b/routers/api/v1/org/team.go
@@ -10,6 +10,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -512,10 +513,10 @@ func GetTeamRepos(ctx *context.APIContext) {
 }
 
 // getRepositoryByParams get repository by a team's organization ID and repo name
-func getRepositoryByParams(ctx *context.APIContext) *models.Repository {
-	repo, err := models.GetRepositoryByName(ctx.Org.Team.OrgID, ctx.Params(":reponame"))
+func getRepositoryByParams(ctx *context.APIContext) *repo_model.Repository {
+	repo, err := repo_model.GetRepositoryByName(ctx.Org.Team.OrgID, ctx.Params(":reponame"))
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			ctx.NotFound()
 		} else {
 			ctx.Error(http.StatusInternalServerError, "GetRepositoryByName", err)
diff --git a/routers/api/v1/repo/branch.go b/routers/api/v1/repo/branch.go
index e511152e57..56266b406a 100644
--- a/routers/api/v1/repo/branch.go
+++ b/routers/api/v1/repo/branch.go
@@ -69,7 +69,7 @@ func GetBranch(ctx *context.APIContext) {
 		return
 	}
 
-	branchProtection, err := ctx.Repo.Repository.GetBranchProtection(branchName)
+	branchProtection, err := models.GetProtectedBranchBy(ctx.Repo.Repository.ID, branchName)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetBranchProtection", err)
 		return
@@ -210,7 +210,7 @@ func CreateBranch(ctx *context.APIContext) {
 		return
 	}
 
-	branchProtection, err := ctx.Repo.Repository.GetBranchProtection(branch.Name)
+	branchProtection, err := models.GetProtectedBranchBy(ctx.Repo.Repository.ID, branch.Name)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetBranchProtection", err)
 		return
@@ -270,7 +270,7 @@ func ListBranches(ctx *context.APIContext) {
 			ctx.Error(http.StatusInternalServerError, "GetCommit", err)
 			return
 		}
-		branchProtection, err := ctx.Repo.Repository.GetBranchProtection(branches[i].Name)
+		branchProtection, err := models.GetProtectedBranchBy(ctx.Repo.Repository.ID, branches[i].Name)
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetBranchProtection", err)
 			return
@@ -354,7 +354,7 @@ func ListBranchProtections(ctx *context.APIContext) {
 	//     "$ref": "#/responses/BranchProtectionList"
 
 	repo := ctx.Repo.Repository
-	bps, err := repo.GetProtectedBranches()
+	bps, err := models.GetProtectedBranches(repo.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetProtectedBranches", err)
 		return
@@ -811,7 +811,7 @@ func DeleteBranchProtection(ctx *context.APIContext) {
 		return
 	}
 
-	if err := ctx.Repo.Repository.DeleteProtectedBranch(bp.ID); err != nil {
+	if err := models.DeleteProtectedBranch(ctx.Repo.Repository.ID, bp.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteProtectedBranch", err)
 		return
 	}
diff --git a/routers/api/v1/repo/collaborators.go b/routers/api/v1/repo/collaborators.go
index 80794fa444..d49b6357bd 100644
--- a/routers/api/v1/repo/collaborators.go
+++ b/routers/api/v1/repo/collaborators.go
@@ -9,6 +9,7 @@ import (
 	"errors"
 	"net/http"
 
+	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -48,13 +49,13 @@ func ListCollaborators(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	count, err := ctx.Repo.Repository.CountCollaborators()
+	count, err := models.CountCollaborators(ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
 	}
 
-	collaborators, err := ctx.Repo.Repository.GetCollaborators(utils.GetListOptions(ctx))
+	collaborators, err := models.GetCollaborators(ctx.Repo.Repository.ID, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListCollaborators", err)
 		return
@@ -109,7 +110,7 @@ func IsCollaborator(ctx *context.APIContext) {
 		}
 		return
 	}
-	isColab, err := ctx.Repo.Repository.IsCollaborator(user.ID)
+	isColab, err := models.IsCollaborator(ctx.Repo.Repository.ID, user.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "IsCollaborator", err)
 		return
@@ -171,13 +172,13 @@ func AddCollaborator(ctx *context.APIContext) {
 		return
 	}
 
-	if err := ctx.Repo.Repository.AddCollaborator(collaborator); err != nil {
+	if err := models.AddCollaborator(ctx.Repo.Repository, collaborator); err != nil {
 		ctx.Error(http.StatusInternalServerError, "AddCollaborator", err)
 		return
 	}
 
 	if form.Permission != nil {
-		if err := ctx.Repo.Repository.ChangeCollaborationAccessMode(collaborator.ID, perm.ParseAccessMode(*form.Permission)); err != nil {
+		if err := models.ChangeCollaborationAccessMode(ctx.Repo.Repository, collaborator.ID, perm.ParseAccessMode(*form.Permission)); err != nil {
 			ctx.Error(http.StatusInternalServerError, "ChangeCollaborationAccessMode", err)
 			return
 		}
@@ -225,7 +226,7 @@ func DeleteCollaborator(ctx *context.APIContext) {
 		return
 	}
 
-	if err := ctx.Repo.Repository.DeleteCollaboration(collaborator.ID); err != nil {
+	if err := models.DeleteCollaboration(ctx.Repo.Repository, collaborator.ID); err != nil {
 		ctx.Error(http.StatusInternalServerError, "DeleteCollaboration", err)
 		return
 	}
@@ -254,7 +255,7 @@ func GetReviewers(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	reviewers, err := ctx.Repo.Repository.GetReviewers(ctx.User.ID, 0)
+	reviewers, err := models.GetReviewers(ctx.Repo.Repository, ctx.User.ID, 0)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListCollaborators", err)
 		return
@@ -284,7 +285,7 @@ func GetAssignees(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	assignees, err := ctx.Repo.Repository.GetAssignees()
+	assignees, err := models.GetRepoAssignees(ctx.Repo.Repository)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "ListCollaborators", err)
 		return
diff --git a/routers/api/v1/repo/commits.go b/routers/api/v1/repo/commits.go
index 9907054b83..117fef08da 100644
--- a/routers/api/v1/repo/commits.go
+++ b/routers/api/v1/repo/commits.go
@@ -11,7 +11,7 @@ import (
 	"net/http"
 	"strconv"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -249,7 +249,7 @@ func DownloadCommitDiffOrPatch(ctx *context.APIContext) {
 	//     "$ref": "#/responses/string"
 	//   "404":
 	//     "$ref": "#/responses/notFound"
-	repoPath := models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
+	repoPath := repo_model.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
 	if err := git.GetRawDiff(
 		repoPath,
 		ctx.Params(":sha"),
diff --git a/routers/api/v1/repo/file.go b/routers/api/v1/repo/file.go
index e84f652ed9..98decfcb6f 100644
--- a/routers/api/v1/repo/file.go
+++ b/routers/api/v1/repo/file.go
@@ -12,6 +12,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
@@ -119,7 +120,7 @@ func GetArchive(ctx *context.APIContext) {
 	//   "404":
 	//     "$ref": "#/responses/notFound"
 
-	repoPath := models.RepoPath(ctx.Params(":username"), ctx.Params(":reponame"))
+	repoPath := repo_model.RepoPath(ctx.Params(":username"), ctx.Params(":reponame"))
 	if ctx.Repo.GitRepo == nil {
 		gitRepo, err := git.OpenRepository(repoPath)
 		if err != nil {
diff --git a/routers/api/v1/repo/fork.go b/routers/api/v1/repo/fork.go
index 33321e6a02..aa51019ebd 100644
--- a/routers/api/v1/repo/fork.go
+++ b/routers/api/v1/repo/fork.go
@@ -50,7 +50,7 @@ func ListForks(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/RepositoryList"
 
-	forks, err := ctx.Repo.Repository.GetForks(utils.GetListOptions(ctx))
+	forks, err := models.GetForks(ctx.Repo.Repository, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetForks", err)
 		return
diff --git a/routers/api/v1/repo/key.go b/routers/api/v1/repo/key.go
index ad94da5b2d..03ebcb8f72 100644
--- a/routers/api/v1/repo/key.go
+++ b/routers/api/v1/repo/key.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/modules/setting"
@@ -21,12 +22,12 @@ import (
 )
 
 // appendPrivateInformation appends the owner and key type information to api.PublicKey
-func appendPrivateInformation(apiKey *api.DeployKey, key *models.DeployKey, repository *models.Repository) (*api.DeployKey, error) {
+func appendPrivateInformation(apiKey *api.DeployKey, key *models.DeployKey, repository *repo_model.Repository) (*api.DeployKey, error) {
 	apiKey.ReadOnly = key.Mode == perm.AccessModeRead
 	if repository.ID == key.RepoID {
 		apiKey.Repository = convert.ToRepo(repository, key.Mode)
 	} else {
-		repo, err := models.GetRepositoryByID(key.RepoID)
+		repo, err := repo_model.GetRepositoryByID(key.RepoID)
 		if err != nil {
 			return apiKey, err
 		}
diff --git a/routers/api/v1/repo/language.go b/routers/api/v1/repo/language.go
index c45911ee66..427a8fd6b5 100644
--- a/routers/api/v1/repo/language.go
+++ b/routers/api/v1/repo/language.go
@@ -9,12 +9,12 @@ import (
 	"net/http"
 	"strconv"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/log"
 )
 
-type languageResponse []*models.LanguageStat
+type languageResponse []*repo_model.LanguageStat
 
 func (l languageResponse) MarshalJSON() ([]byte, error) {
 	var buf bytes.Buffer
@@ -68,7 +68,7 @@ func GetLanguages(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/LanguageStatistics"
 
-	langs, err := ctx.Repo.Repository.GetLanguageStats()
+	langs, err := repo_model.GetLanguageStats(ctx.Repo.Repository)
 	if err != nil {
 		log.Error("GetLanguageStats failed: %v", err)
 		ctx.InternalServerError(err)
diff --git a/routers/api/v1/repo/migrate.go b/routers/api/v1/repo/migrate.go
index dba44efb21..108d78ef23 100644
--- a/routers/api/v1/repo/migrate.go
+++ b/routers/api/v1/repo/migrate.go
@@ -14,6 +14,7 @@ import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -173,7 +174,7 @@ func Migrate(ctx *context.APIContext) {
 		GitServiceType: gitServiceType,
 		IsPrivate:      opts.Private,
 		IsMirror:       opts.Mirror,
-		Status:         models.RepositoryBeingMigrated,
+		Status:         repo_model.RepositoryBeingMigrated,
 	})
 	if err != nil {
 		handleMigrateError(ctx, repoOwner, remoteAddr, err)
diff --git a/routers/api/v1/repo/pull.go b/routers/api/v1/repo/pull.go
index dd415a34af..3e37da24ec 100644
--- a/routers/api/v1/repo/pull.go
+++ b/routers/api/v1/repo/pull.go
@@ -14,6 +14,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -763,10 +764,10 @@ func MergePullRequest(ctx *context.APIContext) {
 	}
 
 	// handle manually-merged mark
-	if models.MergeStyle(form.Do) == models.MergeStyleManuallyMerged {
+	if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleManuallyMerged {
 		if err = pull_service.MergedManually(pr, ctx.User, ctx.Repo.GitRepo, form.MergeCommitID); err != nil {
 			if models.IsErrInvalidMergeStyle(err) {
-				ctx.Error(http.StatusMethodNotAllowed, "Invalid merge style", fmt.Errorf("%s is not allowed an allowed merge style for this repository", models.MergeStyle(form.Do)))
+				ctx.Error(http.StatusMethodNotAllowed, "Invalid merge style", fmt.Errorf("%s is not allowed an allowed merge style for this repository", repo_model.MergeStyle(form.Do)))
 				return
 			}
 			if strings.Contains(err.Error(), "Wrong commit ID") {
@@ -818,15 +819,15 @@ func MergePullRequest(ctx *context.APIContext) {
 	}
 
 	if len(form.Do) == 0 {
-		form.Do = string(models.MergeStyleMerge)
+		form.Do = string(repo_model.MergeStyleMerge)
 	}
 
 	message := strings.TrimSpace(form.MergeTitleField)
 	if len(message) == 0 {
-		if models.MergeStyle(form.Do) == models.MergeStyleMerge {
+		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleMerge {
 			message = pr.GetDefaultMergeMessage()
 		}
-		if models.MergeStyle(form.Do) == models.MergeStyleSquash {
+		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleSquash {
 			message = pr.GetDefaultSquashMessage()
 		}
 	}
@@ -836,9 +837,9 @@ func MergePullRequest(ctx *context.APIContext) {
 		message += "\n\n" + form.MergeMessageField
 	}
 
-	if err := pull_service.Merge(pr, ctx.User, ctx.Repo.GitRepo, models.MergeStyle(form.Do), message); err != nil {
+	if err := pull_service.Merge(pr, ctx.User, ctx.Repo.GitRepo, repo_model.MergeStyle(form.Do), message); err != nil {
 		if models.IsErrInvalidMergeStyle(err) {
-			ctx.Error(http.StatusMethodNotAllowed, "Invalid merge style", fmt.Errorf("%s is not allowed an allowed merge style for this repository", models.MergeStyle(form.Do)))
+			ctx.Error(http.StatusMethodNotAllowed, "Invalid merge style", fmt.Errorf("%s is not allowed an allowed merge style for this repository", repo_model.MergeStyle(form.Do)))
 			return
 		} else if models.IsErrMergeConflicts(err) {
 			conflictError := err.(models.ErrMergeConflicts)
@@ -901,7 +902,7 @@ func MergePullRequest(ctx *context.APIContext) {
 	ctx.Status(http.StatusOK)
 }
 
-func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption) (*user_model.User, *models.Repository, *git.Repository, *git.CompareInfo, string, string) {
+func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption) (*user_model.User, *repo_model.Repository, *git.Repository, *git.CompareInfo, string, string) {
 	baseRepo := ctx.Repo.Repository
 
 	// Get compared branches information
@@ -966,7 +967,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 		headRepo = ctx.Repo.Repository
 		headGitRepo = ctx.Repo.GitRepo
 	} else {
-		headGitRepo, err = git.OpenRepository(models.RepoPath(headUser.Name, headRepo.Name))
+		headGitRepo, err = git.OpenRepository(repo_model.RepoPath(headUser.Name, headRepo.Name))
 		if err != nil {
 			ctx.Error(http.StatusInternalServerError, "OpenRepository", err)
 			return nil, nil, nil, nil, "", ""
@@ -1018,7 +1019,7 @@ func parseCompareInfo(ctx *context.APIContext, form api.CreatePullRequestOption)
 		return nil, nil, nil, nil, "", ""
 	}
 
-	compareInfo, err := headGitRepo.GetCompareInfo(models.RepoPath(baseRepo.Owner.Name, baseRepo.Name), baseBranch, headBranch, true, false)
+	compareInfo, err := headGitRepo.GetCompareInfo(repo_model.RepoPath(baseRepo.Owner.Name, baseRepo.Name), baseBranch, headBranch, true, false)
 	if err != nil {
 		headGitRepo.Close()
 		ctx.Error(http.StatusInternalServerError, "GetCompareInfo", err)
diff --git a/routers/api/v1/repo/repo.go b/routers/api/v1/repo/repo.go
index 2f37e10984..4486e33fe8 100644
--- a/routers/api/v1/repo/repo.go
+++ b/routers/api/v1/repo/repo.go
@@ -14,6 +14,7 @@ import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -216,7 +217,7 @@ func Search(ctx *context.APIContext) {
 
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
-		if err = repo.GetOwner(); err != nil {
+		if err = repo.GetOwner(db.DefaultContext); err != nil {
 			ctx.JSON(http.StatusInternalServerError, api.SearchError{
 				OK:    false,
 				Error: err.Error(),
@@ -256,7 +257,7 @@ func CreateUserRepo(ctx *context.APIContext, owner *user_model.User, opt api.Cre
 		IsPrivate:     opt.Private,
 		AutoInit:      opt.AutoInit,
 		DefaultBranch: opt.DefaultBranch,
-		TrustModel:    models.ToTrustModel(opt.TrustModel),
+		TrustModel:    repo_model.ToTrustModel(opt.TrustModel),
 		IsTemplate:    opt.Template,
 	})
 	if err != nil {
@@ -272,7 +273,7 @@ func CreateUserRepo(ctx *context.APIContext, owner *user_model.User, opt api.Cre
 	}
 
 	// reload repo from db to get a real state after creation
-	repo, err = models.GetRepositoryByID(repo.ID)
+	repo, err = repo_model.GetRepositoryByID(repo.ID)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetRepositoryByID", err)
 	}
@@ -553,9 +554,9 @@ func GetByID(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/Repository"
 
-	repo, err := models.GetRepositoryByID(ctx.ParamsInt64(":id"))
+	repo, err := repo_model.GetRepositoryByID(ctx.ParamsInt64(":id"))
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			ctx.NotFound()
 		} else {
 			ctx.Error(http.StatusInternalServerError, "GetRepositoryByID", err)
@@ -628,7 +629,7 @@ func Edit(ctx *context.APIContext) {
 		}
 	}
 
-	repo, err := models.GetRepositoryByID(ctx.Repo.Repository.ID)
+	repo, err := repo_model.GetRepositoryByID(ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
@@ -738,7 +739,7 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 	owner := ctx.Repo.Owner
 	repo := ctx.Repo.Repository
 
-	var units []models.RepoUnit
+	var units []repo_model.RepoUnit
 	var deleteUnitTypes []unit_model.Type
 
 	if opts.HasIssues != nil {
@@ -755,10 +756,10 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 				return err
 			}
 
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeExternalTracker,
-				Config: &models.ExternalTrackerConfig{
+				Config: &repo_model.ExternalTrackerConfig{
 					ExternalTrackerURL:    opts.ExternalTracker.ExternalTrackerURL,
 					ExternalTrackerFormat: opts.ExternalTracker.ExternalTrackerFormat,
 					ExternalTrackerStyle:  opts.ExternalTracker.ExternalTrackerStyle,
@@ -767,17 +768,17 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 			deleteUnitTypes = append(deleteUnitTypes, unit_model.TypeIssues)
 		} else if *opts.HasIssues && opts.ExternalTracker == nil && !unit_model.TypeIssues.UnitGlobalDisabled() {
 			// Default to built-in tracker
-			var config *models.IssuesConfig
+			var config *repo_model.IssuesConfig
 
 			if opts.InternalTracker != nil {
-				config = &models.IssuesConfig{
+				config = &repo_model.IssuesConfig{
 					EnableTimetracker:                opts.InternalTracker.EnableTimeTracker,
 					AllowOnlyContributorsToTrackTime: opts.InternalTracker.AllowOnlyContributorsToTrackTime,
 					EnableDependencies:               opts.InternalTracker.EnableIssueDependencies,
 				}
 			} else if unit, err := repo.GetUnit(unit_model.TypeIssues); err != nil {
 				// Unit type doesn't exist so we make a new config file with default values
-				config = &models.IssuesConfig{
+				config = &repo_model.IssuesConfig{
 					EnableTimetracker:                true,
 					AllowOnlyContributorsToTrackTime: true,
 					EnableDependencies:               true,
@@ -786,7 +787,7 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 				config = unit.IssuesConfig()
 			}
 
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeIssues,
 				Config: config,
@@ -811,17 +812,17 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 				return err
 			}
 
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeExternalWiki,
-				Config: &models.ExternalWikiConfig{
+				Config: &repo_model.ExternalWikiConfig{
 					ExternalWikiURL: opts.ExternalWiki.ExternalWikiURL,
 				},
 			})
 			deleteUnitTypes = append(deleteUnitTypes, unit_model.TypeWiki)
 		} else if *opts.HasWiki && opts.ExternalWiki == nil && !unit_model.TypeWiki.UnitGlobalDisabled() {
-			config := &models.UnitConfig{}
-			units = append(units, models.RepoUnit{
+			config := &repo_model.UnitConfig{}
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeWiki,
 				Config: config,
@@ -843,10 +844,10 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 			// we get the config settings and then set them
 			// if those settings were provided in the opts.
 			unit, err := repo.GetUnit(unit_model.TypePullRequests)
-			var config *models.PullRequestsConfig
+			var config *repo_model.PullRequestsConfig
 			if err != nil {
 				// Unit type doesn't exist so we make a new config file with default values
-				config = &models.PullRequestsConfig{
+				config = &repo_model.PullRequestsConfig{
 					IgnoreWhitespaceConflicts:     false,
 					AllowMerge:                    true,
 					AllowRebase:                   true,
@@ -855,7 +856,7 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 					AllowManualMerge:              true,
 					AutodetectManualMerge:         false,
 					DefaultDeleteBranchAfterMerge: false,
-					DefaultMergeStyle:             models.MergeStyleMerge,
+					DefaultMergeStyle:             repo_model.MergeStyleMerge,
 				}
 			} else {
 				config = unit.PullRequestsConfig()
@@ -886,10 +887,10 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 				config.DefaultDeleteBranchAfterMerge = *opts.DefaultDeleteBranchAfterMerge
 			}
 			if opts.DefaultMergeStyle != nil {
-				config.DefaultMergeStyle = models.MergeStyle(*opts.DefaultMergeStyle)
+				config.DefaultMergeStyle = repo_model.MergeStyle(*opts.DefaultMergeStyle)
 			}
 
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypePullRequests,
 				Config: config,
@@ -901,7 +902,7 @@ func updateRepoUnits(ctx *context.APIContext, opts api.EditRepoOption) error {
 
 	if opts.HasProjects != nil && !unit_model.TypeProjects.UnitGlobalDisabled() {
 		if *opts.HasProjects {
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeProjects,
 			})
@@ -930,14 +931,14 @@ func updateRepoArchivedState(ctx *context.APIContext, opts api.EditRepoOption) e
 			return err
 		}
 		if *opts.Archived {
-			if err := repo.SetArchiveRepoState(*opts.Archived); err != nil {
+			if err := models.SetArchiveRepoState(repo, *opts.Archived); err != nil {
 				log.Error("Tried to archive a repo: %s", err)
 				ctx.Error(http.StatusInternalServerError, "ArchiveRepoState", err)
 				return err
 			}
 			log.Trace("Repository was archived: %s/%s", ctx.Repo.Owner.Name, repo.Name)
 		} else {
-			if err := repo.SetArchiveRepoState(*opts.Archived); err != nil {
+			if err := models.SetArchiveRepoState(repo, *opts.Archived); err != nil {
 				log.Error("Tried to un-archive a repo: %s", err)
 				ctx.Error(http.StatusInternalServerError, "ArchiveRepoState", err)
 				return err
@@ -958,14 +959,16 @@ func updateMirrorInterval(ctx *context.APIContext, opts api.EditRepoOption) erro
 			ctx.Error(http.StatusUnprocessableEntity, err.Error(), err)
 			return err
 		}
-		if err := repo.GetMirror(); err != nil {
+		mirror, err := repo_model.GetMirrorByRepoID(repo.ID)
+		if err != nil {
 			log.Error("Failed to get mirror: %s", err)
 			ctx.Error(http.StatusInternalServerError, "MirrorInterval", err)
 			return err
 		}
 		if interval, err := time.ParseDuration(*opts.MirrorInterval); err == nil {
-			repo.Mirror.Interval = interval
-			if err := models.UpdateMirror(repo.Mirror); err != nil {
+			mirror.Interval = interval
+			mirror.Repo = repo
+			if err := repo_model.UpdateMirror(mirror); err != nil {
 				log.Error("Failed to Set Mirror Interval: %s", err)
 				ctx.Error(http.StatusUnprocessableEntity, "MirrorInterval", err)
 				return err
@@ -1007,7 +1010,7 @@ func Delete(ctx *context.APIContext) {
 	owner := ctx.Repo.Owner
 	repo := ctx.Repo.Repository
 
-	canDelete, err := repo.CanUserDelete(ctx.User)
+	canDelete, err := models.CanUserDelete(repo, ctx.User)
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "CanUserDelete", err)
 		return
diff --git a/routers/api/v1/repo/repo_test.go b/routers/api/v1/repo/repo_test.go
index 4d4093582b..17b49f7f58 100644
--- a/routers/api/v1/repo/repo_test.go
+++ b/routers/api/v1/repo/repo_test.go
@@ -8,7 +8,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/context"
 	api "code.gitea.io/gitea/modules/structs"
@@ -60,7 +60,7 @@ func TestRepoEdit(t *testing.T) {
 	Edit(apiCtx)
 
 	assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
-	unittest.AssertExistsAndLoadBean(t, &models.Repository{
+	unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{
 		ID: 1,
 	}, unittest.Cond("name = ? AND is_archived = 1", *opts.Name))
 }
@@ -82,7 +82,7 @@ func TestRepoEditNameChange(t *testing.T) {
 	Edit(apiCtx)
 	assert.EqualValues(t, http.StatusOK, ctx.Resp.Status())
 
-	unittest.AssertExistsAndLoadBean(t, &models.Repository{
+	unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{
 		ID: 1,
 	}, unittest.Cond("name = ?", opts.Name))
 }
diff --git a/routers/api/v1/repo/subscriber.go b/routers/api/v1/repo/subscriber.go
index dae92969ba..64a0fc1d5d 100644
--- a/routers/api/v1/repo/subscriber.go
+++ b/routers/api/v1/repo/subscriber.go
@@ -7,6 +7,7 @@ package repo
 import (
 	"net/http"
 
+	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	api "code.gitea.io/gitea/modules/structs"
@@ -43,7 +44,7 @@ func ListSubscribers(ctx *context.APIContext) {
 	//   "200":
 	//     "$ref": "#/responses/UserList"
 
-	subscribers, err := ctx.Repo.Repository.GetWatchers(utils.GetListOptions(ctx))
+	subscribers, err := models.GetRepoWatchers(ctx.Repo.Repository.ID, utils.GetListOptions(ctx))
 	if err != nil {
 		ctx.Error(http.StatusInternalServerError, "GetWatchers", err)
 		return
diff --git a/routers/api/v1/repo/teams.go b/routers/api/v1/repo/teams.go
index 1348205ec9..024224b5a3 100644
--- a/routers/api/v1/repo/teams.go
+++ b/routers/api/v1/repo/teams.go
@@ -41,7 +41,7 @@ func ListTeams(ctx *context.APIContext) {
 		return
 	}
 
-	teams, err := ctx.Repo.Repository.GetRepoTeams()
+	teams, err := models.GetRepoTeams(ctx.Repo.Repository)
 	if err != nil {
 		ctx.InternalServerError(err)
 		return
diff --git a/routers/api/v1/repo/transfer.go b/routers/api/v1/repo/transfer.go
index 0a698383e5..e2a83c70ec 100644
--- a/routers/api/v1/repo/transfer.go
+++ b/routers/api/v1/repo/transfer.go
@@ -10,6 +10,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -112,7 +113,7 @@ func Transfer(ctx *context.APIContext) {
 		return
 	}
 
-	if ctx.Repo.Repository.Status == models.RepositoryPendingTransfer {
+	if ctx.Repo.Repository.Status == repo_model.RepositoryPendingTransfer {
 		log.Trace("Repository transfer initiated: %s -> %s", ctx.Repo.Repository.FullName(), newOwner.Name)
 		ctx.JSON(http.StatusCreated, convert.ToRepo(ctx.Repo.Repository, perm.AccessModeAdmin))
 		return
diff --git a/routers/api/v1/user/repo.go b/routers/api/v1/user/repo.go
index 760032460e..3d5c841856 100644
--- a/routers/api/v1/user/repo.go
+++ b/routers/api/v1/user/repo.go
@@ -8,6 +8,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -118,7 +119,7 @@ func ListMyRepos(ctx *context.APIContext) {
 
 	results := make([]*api.Repository, len(repos))
 	for i, repo := range repos {
-		if err = repo.GetOwner(); err != nil {
+		if err = repo.GetOwner(db.DefaultContext); err != nil {
 			ctx.Error(http.StatusInternalServerError, "GetOwner", err)
 			return
 		}
diff --git a/routers/api/v1/user/watch.go b/routers/api/v1/user/watch.go
index 54d5e74bc0..5c7a4d8d89 100644
--- a/routers/api/v1/user/watch.go
+++ b/routers/api/v1/user/watch.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
@@ -201,6 +202,6 @@ func Unwatch(ctx *context.APIContext) {
 }
 
 // subscriptionURL returns the URL of the subscription API endpoint of a repo
-func subscriptionURL(repo *models.Repository) string {
+func subscriptionURL(repo *repo_model.Repository) string {
 	return repo.APIURL() + "/subscription"
 }
diff --git a/routers/private/default_branch.go b/routers/private/default_branch.go
index ec6adc4805..974534c219 100644
--- a/routers/private/default_branch.go
+++ b/routers/private/default_branch.go
@@ -9,7 +9,7 @@ import (
 	"fmt"
 	"net/http"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	gitea_context "code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -34,7 +34,7 @@ func SetDefaultBranch(ctx *gitea_context.PrivateContext) {
 	ownerName := ctx.Params(":owner")
 	repoName := ctx.Params(":repo")
 	branch := ctx.Params(":branch")
-	repo, err := models.GetRepositoryByOwnerAndName(ownerName, repoName)
+	repo, err := repo_model.GetRepositoryByOwnerAndName(ownerName, repoName)
 	if err != nil {
 		log.Error("Failed to get repository: %s/%s Error: %v", ownerName, repoName, err)
 		ctx.JSON(http.StatusInternalServerError, private.Response{
@@ -65,7 +65,7 @@ func SetDefaultBranch(ctx *gitea_context.PrivateContext) {
 	}
 	gitRepo.Close()
 
-	if err := repo.UpdateDefaultBranch(); err != nil {
+	if err := repo_model.UpdateDefaultBranch(repo); err != nil {
 		ctx.JSON(http.StatusInternalServerError, private.Response{
 			Err: fmt.Sprintf("Unable to set default branch on repository: %s/%s Error: %v", ownerName, repoName, err),
 		})
diff --git a/routers/private/hook_post_receive.go b/routers/private/hook_post_receive.go
index 0d559250ea..a71f465911 100644
--- a/routers/private/hook_post_receive.go
+++ b/routers/private/hook_post_receive.go
@@ -11,6 +11,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	gitea_context "code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -35,7 +36,7 @@ func HookPostReceive(ctx *gitea_context.PrivateContext) {
 	repoName := ctx.Params(":repo")
 
 	// defer getting the repository at this point - as we should only retrieve it if we're going to call update
-	var repo *models.Repository
+	var repo *repo_model.Repository
 
 	updates := make([]*repo_module.PushUpdateOptions, 0, len(opts.OldCommitIDs))
 	wasEmpty := false
@@ -116,7 +117,7 @@ func HookPostReceive(ctx *gitea_context.PrivateContext) {
 
 	// We have to reload the repo in case its state is changed above
 	repo = nil
-	var baseRepo *models.Repository
+	var baseRepo *repo_model.Repository
 
 	// Now handle the pull request notification trailers
 	for i := range opts.OldCommitIDs {
diff --git a/routers/private/hook_pre_receive.go b/routers/private/hook_pre_receive.go
index 5ab21d525b..17ccf010ae 100644
--- a/routers/private/hook_pre_receive.go
+++ b/routers/private/hook_pre_receive.go
@@ -363,7 +363,7 @@ func preReceiveTag(ctx *preReceiveContext, oldCommitID, newCommitID, refFullName
 
 	if !ctx.gotProtectedTags {
 		var err error
-		ctx.protectedTags, err = ctx.Repo.Repository.GetProtectedTags()
+		ctx.protectedTags, err = models.GetProtectedTags(ctx.Repo.Repository.ID)
 		if err != nil {
 			log.Error("Unable to get protected tags for %-v Error: %v", ctx.Repo.Repository, err)
 			ctx.JSON(http.StatusInternalServerError, private.Response{
diff --git a/routers/private/internal_repo.go b/routers/private/internal_repo.go
index 60daa1dbea..8d0fd72235 100644
--- a/routers/private/internal_repo.go
+++ b/routers/private/internal_repo.go
@@ -10,7 +10,7 @@ import (
 	"fmt"
 	"net/http"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	gitea_context "code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -68,8 +68,8 @@ func RepoAssignment(ctx *gitea_context.PrivateContext) context.CancelFunc {
 	return cancel
 }
 
-func loadRepository(ctx *gitea_context.PrivateContext, ownerName, repoName string) *models.Repository {
-	repo, err := models.GetRepositoryByOwnerAndName(ownerName, repoName)
+func loadRepository(ctx *gitea_context.PrivateContext, ownerName, repoName string) *repo_model.Repository {
+	repo, err := repo_model.GetRepositoryByOwnerAndName(ownerName, repoName)
 	if err != nil {
 		log.Error("Failed to get repository: %s/%s Error: %v", ownerName, repoName, err)
 		ctx.JSON(http.StatusInternalServerError, map[string]interface{}{
diff --git a/routers/private/serv.go b/routers/private/serv.go
index 9cbd0c2c82..f28d5a7450 100644
--- a/routers/private/serv.go
+++ b/routers/private/serv.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -126,9 +127,9 @@ func ServCommand(ctx *context.PrivateContext) {
 
 	// Now get the Repository and set the results section
 	repoExist := true
-	repo, err := models.GetRepositoryByName(owner.ID, results.RepoName)
+	repo, err := repo_model.GetRepositoryByName(owner.ID, results.RepoName)
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			repoExist = false
 			for _, verb := range ctx.FormStrings("verb") {
 				if "git-upload-pack" == verb {
@@ -374,7 +375,7 @@ func ServCommand(ctx *context.PrivateContext) {
 	if results.IsWiki {
 		// Ensure the wiki is enabled before we allow access to it
 		if _, err := repo.GetUnit(unit.TypeWiki); err != nil {
-			if models.IsErrUnitTypeNotExist(err) {
+			if repo_model.IsErrUnitTypeNotExist(err) {
 				ctx.JSON(http.StatusForbidden, private.ErrServCommand{
 					Results: results,
 					Err:     "repository wiki is disabled",
diff --git a/routers/web/admin/repos.go b/routers/web/admin/repos.go
index 69e522ef7e..7db8b4d337 100644
--- a/routers/web/admin/repos.go
+++ b/routers/web/admin/repos.go
@@ -11,6 +11,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -41,7 +42,7 @@ func Repos(ctx *context.Context) {
 
 // DeleteRepo delete one repository
 func DeleteRepo(ctx *context.Context) {
-	repo, err := models.GetRepositoryByID(ctx.FormInt64("id"))
+	repo, err := repo_model.GetRepositoryByID(ctx.FormInt64("id"))
 	if err != nil {
 		ctx.ServerError("GetRepositoryByID", err)
 		return
@@ -134,12 +135,12 @@ func AdoptOrDeleteRepository(ctx *context.Context) {
 	repoName := dirSplit[1]
 
 	// check not a repo
-	has, err := models.IsRepositoryExist(ctxUser, repoName)
+	has, err := repo_model.IsRepositoryExist(ctxUser, repoName)
 	if err != nil {
 		ctx.ServerError("IsRepositoryExist", err)
 		return
 	}
-	isDir, err := util.IsDir(models.RepoPath(ctxUser.Name, repoName))
+	isDir, err := util.IsDir(repo_model.RepoPath(ctxUser.Name, repoName))
 	if err != nil {
 		ctx.ServerError("IsDir", err)
 		return
diff --git a/routers/web/explore/code.go b/routers/web/explore/code.go
index 6ff48be0f8..b61f25a96c 100644
--- a/routers/web/explore/code.go
+++ b/routers/web/explore/code.go
@@ -8,6 +8,7 @@ import (
 	"net/http"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -69,16 +70,16 @@ func Code(ctx *context.Context) {
 
 	// if non-admin login user, we need check UnitTypeCode at first
 	if ctx.User != nil && len(repoIDs) > 0 {
-		repoMaps, err := models.GetRepositoriesMapByIDs(repoIDs)
+		repoMaps, err := repo_model.GetRepositoriesMapByIDs(repoIDs)
 		if err != nil {
 			ctx.ServerError("SearchResults", err)
 			return
 		}
 
-		var rightRepoMap = make(map[int64]*models.Repository, len(repoMaps))
+		var rightRepoMap = make(map[int64]*repo_model.Repository, len(repoMaps))
 		repoIDs = make([]int64, 0, len(repoMaps))
 		for id, repo := range repoMaps {
-			if repo.CheckUnitUser(ctx.User, unit.TypeCode) {
+			if models.CheckRepoUnitUser(repo, ctx.User, unit.TypeCode) {
 				rightRepoMap[id] = repo
 				repoIDs = append(repoIDs, id)
 			}
@@ -113,7 +114,7 @@ func Code(ctx *context.Context) {
 			}
 		}
 
-		repoMaps, err := models.GetRepositoriesMapByIDs(loadRepoIDs)
+		repoMaps, err := repo_model.GetRepositoriesMapByIDs(loadRepoIDs)
 		if err != nil {
 			ctx.ServerError("SearchResults", err)
 			return
diff --git a/routers/web/explore/repo.go b/routers/web/explore/repo.go
index a81386b5fd..0a78e9e29d 100644
--- a/routers/web/explore/repo.go
+++ b/routers/web/explore/repo.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/setting"
@@ -36,7 +37,7 @@ func RenderRepoSearch(ctx *context.Context, opts *RepoSearchOptions) {
 	}
 
 	var (
-		repos   []*models.Repository
+		repos   []*repo_model.Repository
 		count   int64
 		err     error
 		orderBy db.SearchOrderBy
diff --git a/routers/web/goget.go b/routers/web/goget.go
index 8a8e1797dc..6898f0f432 100644
--- a/routers/web/goget.go
+++ b/routers/web/goget.go
@@ -10,7 +10,7 @@ import (
 	"path"
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/util"
@@ -53,7 +53,7 @@ func goGet(ctx *context.Context) {
 	}
 	branchName := setting.Repository.DefaultBranch
 
-	repo, err := models.GetRepositoryByOwnerAndName(ownerName, repoName)
+	repo, err := repo_model.GetRepositoryByOwnerAndName(ownerName, repoName)
 	if err == nil && len(repo.DefaultBranch) > 0 {
 		branchName = repo.DefaultBranch
 	}
@@ -79,7 +79,7 @@ func goGet(ctx *context.Context) {
 </html>
 `, map[string]string{
 		"GoGetImport":    context.ComposeGoGetImport(ownerName, trimmedRepoName),
-		"CloneLink":      models.ComposeHTTPSCloneURL(ownerName, repoName),
+		"CloneLink":      repo_model.ComposeHTTPSCloneURL(ownerName, repoName),
 		"GoDocDirectory": prefix + "{/dir}",
 		"GoDocFile":      prefix + "{/dir}/{file}#L{line}",
 		"Insecure":       insecure,
diff --git a/routers/web/org/home.go b/routers/web/org/home.go
index 52f0282b5c..3a42044281 100644
--- a/routers/web/org/home.go
+++ b/routers/web/org/home.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/markup"
@@ -87,7 +88,7 @@ func Home(ctx *context.Context) {
 	}
 
 	var (
-		repos []*models.Repository
+		repos []*repo_model.Repository
 		count int64
 		err   error
 	)
diff --git a/routers/web/org/teams.go b/routers/web/org/teams.go
index 8d39f26976..40fba5cd09 100644
--- a/routers/web/org/teams.go
+++ b/routers/web/org/teams.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -178,10 +179,10 @@ func TeamsRepoAction(ctx *context.Context) {
 	switch action {
 	case "add":
 		repoName := path.Base(ctx.FormString("repo_name"))
-		var repo *models.Repository
-		repo, err = models.GetRepositoryByName(ctx.Org.Organization.ID, repoName)
+		var repo *repo_model.Repository
+		repo, err = repo_model.GetRepositoryByName(ctx.Org.Organization.ID, repoName)
 		if err != nil {
-			if models.IsErrRepoNotExist(err) {
+			if repo_model.IsErrRepoNotExist(err) {
 				ctx.Flash.Error(ctx.Tr("org.teams.add_nonexistent_repo"))
 				ctx.Redirect(ctx.Org.OrgLink + "/teams/" + url.PathEscape(ctx.Org.Team.LowerName) + "/repositories")
 				return
diff --git a/routers/web/repo/blame.go b/routers/web/repo/blame.go
index 5786aa1eb2..75246c3acb 100644
--- a/routers/web/repo/blame.go
+++ b/routers/web/repo/blame.go
@@ -11,7 +11,7 @@ import (
 	"net/url"
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -103,7 +103,7 @@ func RefBlame(ctx *context.Context) {
 		return
 	}
 
-	blameReader, err := git.CreateBlameReader(ctx, models.RepoPath(userName, repoName), commitID, fileName)
+	blameReader, err := git.CreateBlameReader(ctx, repo_model.RepoPath(userName, repoName), commitID, fileName)
 	if err != nil {
 		ctx.NotFound("CreateBlameReader", err)
 		return
diff --git a/routers/web/repo/branch.go b/routers/web/repo/branch.go
index 9c25180596..f6a475c3c9 100644
--- a/routers/web/repo/branch.go
+++ b/routers/web/repo/branch.go
@@ -12,6 +12,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -117,7 +118,7 @@ func RestoreBranchPost(ctx *context.Context) {
 	branchID := ctx.FormInt64("branch_id")
 	branchName := ctx.FormString("name")
 
-	deletedBranch, err := ctx.Repo.Repository.GetDeletedBranchByID(branchID)
+	deletedBranch, err := models.GetDeletedBranchByID(ctx.Repo.Repository.ID, branchID)
 	if err != nil {
 		log.Error("GetDeletedBranchByID: %v", err)
 		ctx.Flash.Error(ctx.Tr("repo.branch.restore_failed", branchName))
@@ -179,13 +180,13 @@ func loadBranches(ctx *context.Context, skip, limit int) ([]*Branch, int) {
 		return nil, 0
 	}
 
-	protectedBranches, err := ctx.Repo.Repository.GetProtectedBranches()
+	protectedBranches, err := models.GetProtectedBranches(ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.ServerError("GetProtectedBranches", err)
 		return nil, 0
 	}
 
-	repoIDToRepo := map[int64]*models.Repository{}
+	repoIDToRepo := map[int64]*repo_model.Repository{}
 	repoIDToRepo[ctx.Repo.Repository.ID] = ctx.Repo.Repository
 
 	repoIDToGitRepo := map[int64]*git.Repository{}
@@ -223,7 +224,7 @@ func loadBranches(ctx *context.Context, skip, limit int) ([]*Branch, int) {
 }
 
 func loadOneBranch(ctx *context.Context, rawBranch *git.Branch, protectedBranches []*models.ProtectedBranch,
-	repoIDToRepo map[int64]*models.Repository,
+	repoIDToRepo map[int64]*repo_model.Repository,
 	repoIDToGitRepo map[int64]*git.Repository) *Branch {
 	log.Trace("loadOneBranch: '%s'", rawBranch.Name)
 
@@ -311,7 +312,7 @@ func loadOneBranch(ctx *context.Context, rawBranch *git.Branch, protectedBranche
 func getDeletedBranches(ctx *context.Context) ([]*Branch, error) {
 	branches := []*Branch{}
 
-	deletedBranches, err := ctx.Repo.Repository.GetDeletedBranches()
+	deletedBranches, err := models.GetDeletedBranches(ctx.Repo.Repository.ID)
 	if err != nil {
 		return branches, err
 	}
diff --git a/routers/web/repo/commit.go b/routers/web/repo/commit.go
index 993fc1c335..ef21017a31 100644
--- a/routers/web/repo/commit.go
+++ b/routers/web/repo/commit.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/charset"
@@ -382,7 +383,7 @@ func RawDiff(ctx *context.Context) {
 	if ctx.Data["PageIsWiki"] != nil {
 		repoPath = ctx.Repo.Repository.WikiPath()
 	} else {
-		repoPath = models.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
+		repoPath = repo_model.RepoPath(ctx.Repo.Owner.Name, ctx.Repo.Repository.Name)
 	}
 	if err := git.GetRawDiff(
 		repoPath,
diff --git a/routers/web/repo/compare.go b/routers/web/repo/compare.go
index 4cd817a399..21311ba97c 100644
--- a/routers/web/repo/compare.go
+++ b/routers/web/repo/compare.go
@@ -17,6 +17,8 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -165,7 +167,7 @@ func setCsvCompareContext(ctx *context.Context) {
 // CompareInfo represents the collected results from ParseCompareInfo
 type CompareInfo struct {
 	HeadUser         *user_model.User
-	HeadRepo         *models.Repository
+	HeadRepo         *repo_model.Repository
 	HeadGitRepo      *git.Repository
 	CompareInfo      *git.CompareInfo
 	BaseBranch       string
@@ -259,16 +261,16 @@ func ParseCompareInfo(ctx *context.Context) *CompareInfo {
 				ci.HeadRepo = baseRepo
 			}
 		} else {
-			ci.HeadRepo, err = models.GetRepositoryByOwnerAndName(headInfosSplit[0], headInfosSplit[1])
+			ci.HeadRepo, err = repo_model.GetRepositoryByOwnerAndName(headInfosSplit[0], headInfosSplit[1])
 			if err != nil {
-				if models.IsErrRepoNotExist(err) {
+				if repo_model.IsErrRepoNotExist(err) {
 					ctx.NotFound("GetRepositoryByOwnerAndName", nil)
 				} else {
 					ctx.ServerError("GetRepositoryByOwnerAndName", err)
 				}
 				return nil
 			}
-			if err := ci.HeadRepo.GetOwner(); err != nil {
+			if err := ci.HeadRepo.GetOwner(db.DefaultContext); err != nil {
 				if user_model.IsErrUserNotExist(err) {
 					ctx.NotFound("GetUserByName", nil)
 				} else {
@@ -320,11 +322,11 @@ func ParseCompareInfo(ctx *context.Context) *CompareInfo {
 
 	// 1. First if the baseRepo is a fork get the "RootRepo" it was
 	// forked from
-	var rootRepo *models.Repository
+	var rootRepo *repo_model.Repository
 	if baseRepo.IsFork {
 		err = baseRepo.GetBaseRepo()
 		if err != nil {
-			if !models.IsErrRepoNotExist(err) {
+			if !repo_model.IsErrRepoNotExist(err) {
 				ctx.ServerError("Unable to find root repo", err)
 				return nil
 			}
@@ -336,7 +338,7 @@ func ParseCompareInfo(ctx *context.Context) *CompareInfo {
 	// 2. Now if the current user is not the owner of the baseRepo,
 	// check if they have a fork of the base repo and offer that as
 	// "OwnForkRepo"
-	var ownForkRepo *models.Repository
+	var ownForkRepo *repo_model.Repository
 	if ctx.User != nil && baseRepo.OwnerID != ctx.User.ID {
 		repo := models.GetForkedRepo(ctx.User.ID, baseRepo.ID)
 		if repo != nil {
@@ -438,7 +440,7 @@ func ParseCompareInfo(ctx *context.Context) *CompareInfo {
 	if rootRepo != nil &&
 		rootRepo.ID != ci.HeadRepo.ID &&
 		rootRepo.ID != baseRepo.ID {
-		canRead := rootRepo.CheckUnitUser(ctx.User, unit.TypeCode)
+		canRead := models.CheckRepoUnitUser(rootRepo, ctx.User, unit.TypeCode)
 		if canRead {
 			ctx.Data["RootRepo"] = rootRepo
 			if !fileOnly {
@@ -463,7 +465,7 @@ func ParseCompareInfo(ctx *context.Context) *CompareInfo {
 		ownForkRepo.ID != ci.HeadRepo.ID &&
 		ownForkRepo.ID != baseRepo.ID &&
 		(rootRepo == nil || ownForkRepo.ID != rootRepo.ID) {
-		canRead := ownForkRepo.CheckUnitUser(ctx.User, unit.TypeCode)
+		canRead := models.CheckRepoUnitUser(ownForkRepo, ctx.User, unit.TypeCode)
 		if canRead {
 			ctx.Data["OwnForkRepo"] = ownForkRepo
 			if !fileOnly {
@@ -653,7 +655,7 @@ func PrepareCompareDiff(
 	return false
 }
 
-func getBranchesAndTagsForRepo(repo *models.Repository) (branches, tags []string, err error) {
+func getBranchesAndTagsForRepo(repo *repo_model.Repository) (branches, tags []string, err error) {
 	gitRepo, err := git.OpenRepository(repo.RepoPath())
 	if err != nil {
 		return nil, nil, err
diff --git a/routers/web/repo/download.go b/routers/web/repo/download.go
index 2307f736ad..430de24c69 100644
--- a/routers/web/repo/download.go
+++ b/routers/web/repo/download.go
@@ -6,6 +6,7 @@
 package repo
 
 import (
+	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/httpcache"
@@ -38,7 +39,7 @@ func ServeBlobOrLFS(ctx *context.Context, blob *git.Blob) error {
 
 	pointer, _ := lfs.ReadPointer(dataRc)
 	if pointer.IsValid() {
-		meta, _ := ctx.Repo.Repository.GetLFSMetaObjectByOid(pointer.Oid)
+		meta, _ := models.GetLFSMetaObjectByOid(ctx.Repo.Repository.ID, pointer.Oid)
 		if meta == nil {
 			if err = dataRc.Close(); err != nil {
 				log.Error("ServeBlobOrLFS: Close: %v", err)
diff --git a/routers/web/repo/http.go b/routers/web/repo/http.go
index 3aa8e84f57..3e12cd3267 100644
--- a/routers/web/repo/http.go
+++ b/routers/web/repo/http.go
@@ -20,8 +20,10 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -129,9 +131,9 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 	}
 
 	repoExist := true
-	repo, err := models.GetRepositoryByName(owner.ID, reponame)
+	repo, err := repo_model.GetRepositoryByName(owner.ID, reponame)
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			if redirectRepoID, err := models.LookupRepoRedirect(owner.ID, reponame); err == nil {
 				context.RedirectToRepo(ctx, redirectRepoID)
 				return
@@ -158,7 +160,7 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 
 	// don't allow anonymous pulls if organization is not public
 	if isPublicPull {
-		if err := repo.GetOwner(); err != nil {
+		if err := repo.GetOwner(db.DefaultContext); err != nil {
 			ctx.ServerError("GetOwner", err)
 			return
 		}
@@ -273,7 +275,7 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 	if isWiki {
 		// Ensure the wiki is enabled before we allow access to it
 		if _, err := repo.GetUnit(unit.TypeWiki); err != nil {
-			if models.IsErrUnitTypeNotExist(err) {
+			if repo_model.IsErrUnitTypeNotExist(err) {
 				ctx.HandleText(http.StatusForbidden, "repository wiki is disabled")
 				return
 			}
@@ -295,9 +297,9 @@ func httpBase(ctx *context.Context) (h *serviceHandler) {
 
 	r.URL.Path = strings.ToLower(r.URL.Path) // blue: In case some repo name has upper case name
 
-	dir := models.RepoPath(username, reponame)
+	dir := repo_model.RepoPath(username, reponame)
 	if isWiki {
-		dir = models.RepoPath(username, wikiRepoName)
+		dir = repo_model.RepoPath(username, wikiRepoName)
 	}
 
 	return &serviceHandler{cfg, w, r, dir, cfg.Env}
diff --git a/routers/web/repo/issue.go b/routers/web/repo/issue.go
index 398aa26cc4..df977d2c13 100644
--- a/routers/web/repo/issue.go
+++ b/routers/web/repo/issue.go
@@ -272,7 +272,7 @@ func issues(ctx *context.Context, milestoneID, projectID int64, isPullOption uti
 	ctx.Data["CommitStatus"] = commitStatus
 
 	// Get assignees.
-	ctx.Data["Assignees"], err = repo.GetAssignees()
+	ctx.Data["Assignees"], err = models.GetRepoAssignees(repo)
 	if err != nil {
 		ctx.ServerError("GetAssignees", err)
 		return
@@ -412,7 +412,7 @@ func Issues(ctx *context.Context) {
 }
 
 // RetrieveRepoMilestonesAndAssignees find all the milestones and assignees of a repository
-func RetrieveRepoMilestonesAndAssignees(ctx *context.Context, repo *models.Repository) {
+func RetrieveRepoMilestonesAndAssignees(ctx *context.Context, repo *repo_model.Repository) {
 	var err error
 	ctx.Data["OpenMilestones"], _, err = models.GetMilestones(models.GetMilestonesOption{
 		RepoID: repo.ID,
@@ -431,7 +431,7 @@ func RetrieveRepoMilestonesAndAssignees(ctx *context.Context, repo *models.Repos
 		return
 	}
 
-	ctx.Data["Assignees"], err = repo.GetAssignees()
+	ctx.Data["Assignees"], err = models.GetRepoAssignees(repo)
 	if err != nil {
 		ctx.ServerError("GetAssignees", err)
 		return
@@ -440,7 +440,7 @@ func RetrieveRepoMilestonesAndAssignees(ctx *context.Context, repo *models.Repos
 	handleTeamMentions(ctx)
 }
 
-func retrieveProjects(ctx *context.Context, repo *models.Repository) {
+func retrieveProjects(ctx *context.Context, repo *repo_model.Repository) {
 
 	var err error
 
@@ -479,7 +479,7 @@ type repoReviewerSelection struct {
 }
 
 // RetrieveRepoReviewers find all reviewers of a repository
-func RetrieveRepoReviewers(ctx *context.Context, repo *models.Repository, issue *models.Issue, canChooseReviewer bool) {
+func RetrieveRepoReviewers(ctx *context.Context, repo *repo_model.Repository, issue *models.Issue, canChooseReviewer bool) {
 	ctx.Data["CanChooseReviewer"] = canChooseReviewer
 
 	originalAuthorReviews, err := models.GetReviewersFromOriginalAuthorsByIssueID(issue.ID)
@@ -513,13 +513,13 @@ func RetrieveRepoReviewers(ctx *context.Context, repo *models.Repository, issue
 			posterID = 0
 		}
 
-		reviewers, err = repo.GetReviewers(ctx.User.ID, posterID)
+		reviewers, err = models.GetReviewers(repo, ctx.User.ID, posterID)
 		if err != nil {
 			ctx.ServerError("GetReviewers", err)
 			return
 		}
 
-		teamReviewers, err = repo.GetReviewerTeams()
+		teamReviewers, err = models.GetReviewerTeams(repo)
 		if err != nil {
 			ctx.ServerError("GetReviewerTeams", err)
 			return
@@ -659,7 +659,7 @@ func RetrieveRepoReviewers(ctx *context.Context, repo *models.Repository, issue
 }
 
 // RetrieveRepoMetas find all the meta information of a repository
-func RetrieveRepoMetas(ctx *context.Context, repo *models.Repository, isPull bool) []*models.Label {
+func RetrieveRepoMetas(ctx *context.Context, repo *repo_model.Repository, isPull bool) []*models.Label {
 	if !ctx.Repo.CanWriteIssuesOrPulls(isPull) {
 		return nil
 	}
@@ -887,11 +887,16 @@ func ValidateRepoMetas(ctx *context.Context, form forms.CreateIssueForm, isPull
 	// Check milestone.
 	milestoneID := form.MilestoneID
 	if milestoneID > 0 {
-		ctx.Data["Milestone"], err = repo.GetMilestoneByID(milestoneID)
+		milestone, err := models.GetMilestoneByID(milestoneID)
 		if err != nil {
 			ctx.ServerError("GetMilestoneByID", err)
 			return nil, nil, 0, 0
 		}
+		if milestone.RepoID != repo.ID {
+			ctx.ServerError("GetMilestoneByID", err)
+			return nil, nil, 0, 0
+		}
+		ctx.Data["Milestone"] = milestone
 		ctx.Data["milestone_id"] = milestoneID
 	}
 
@@ -1019,7 +1024,7 @@ func NewIssuePost(ctx *context.Context) {
 }
 
 // roleDescriptor returns the Role Decriptor for a comment in/with the given repo, poster and issue
-func roleDescriptor(repo *models.Repository, poster *user_model.User, issue *models.Issue) (models.RoleDescriptor, error) {
+func roleDescriptor(repo *repo_model.Repository, poster *user_model.User, issue *models.Issue) (models.RoleDescriptor, error) {
 	perm, err := models.GetUserRepoPermission(repo, poster)
 	if err != nil {
 		return models.RoleDescriptorNone, err
@@ -1085,7 +1090,7 @@ func ViewIssue(ctx *context.Context) {
 				ctx.Redirect(com.Expand(extIssueUnit.ExternalTrackerConfig().ExternalTrackerFormat, metas))
 				return
 			}
-		} else if err != nil && !models.IsErrUnitTypeNotExist(err) {
+		} else if err != nil && !repo_model.IsErrUnitTypeNotExist(err) {
 			ctx.ServerError("GetUnit", err)
 			return
 		}
@@ -1498,7 +1503,7 @@ func ViewIssue(ctx *context.Context) {
 				}
 				if perm.CanWrite(unit.TypeCode) {
 					// Check if branch is not protected
-					if protected, err := pull.HeadRepo.IsProtectedBranch(pull.HeadBranch); err != nil {
+					if protected, err := models.IsProtectedBranch(pull.HeadRepo.ID, pull.HeadBranch); err != nil {
 						log.Error("IsProtectedBranch: %v", err)
 					} else if !protected {
 						canDelete = true
@@ -1535,21 +1540,21 @@ func ViewIssue(ctx *context.Context) {
 		prConfig := prUnit.PullRequestsConfig()
 
 		// Check correct values and select default
-		if ms, ok := ctx.Data["MergeStyle"].(models.MergeStyle); !ok ||
+		if ms, ok := ctx.Data["MergeStyle"].(repo_model.MergeStyle); !ok ||
 			!prConfig.IsMergeStyleAllowed(ms) {
 			defaultMergeStyle := prConfig.GetDefaultMergeStyle()
 			if prConfig.IsMergeStyleAllowed(defaultMergeStyle) && !ok {
 				ctx.Data["MergeStyle"] = defaultMergeStyle
 			} else if prConfig.AllowMerge {
-				ctx.Data["MergeStyle"] = models.MergeStyleMerge
+				ctx.Data["MergeStyle"] = repo_model.MergeStyleMerge
 			} else if prConfig.AllowRebase {
-				ctx.Data["MergeStyle"] = models.MergeStyleRebase
+				ctx.Data["MergeStyle"] = repo_model.MergeStyleRebase
 			} else if prConfig.AllowRebaseMerge {
-				ctx.Data["MergeStyle"] = models.MergeStyleRebaseMerge
+				ctx.Data["MergeStyle"] = repo_model.MergeStyleRebaseMerge
 			} else if prConfig.AllowSquash {
-				ctx.Data["MergeStyle"] = models.MergeStyleSquash
+				ctx.Data["MergeStyle"] = repo_model.MergeStyleSquash
 			} else if prConfig.AllowManualMerge {
-				ctx.Data["MergeStyle"] = models.MergeStyleManuallyMerged
+				ctx.Data["MergeStyle"] = repo_model.MergeStyleManuallyMerged
 			} else {
 				ctx.Data["MergeStyle"] = ""
 			}
@@ -1897,7 +1902,7 @@ func UpdatePullReviewRequest(ctx *context.Context) {
 		}
 		if reviewID < 0 {
 			// negative reviewIDs represent team requests
-			if err := issue.Repo.GetOwner(); err != nil {
+			if err := issue.Repo.GetOwner(db.DefaultContext); err != nil {
 				ctx.ServerError("issue.Repo.GetOwner", err)
 				return
 			}
@@ -2467,7 +2472,7 @@ func filterXRefComments(ctx *context.Context, issue *models.Issue) error {
 		if models.CommentTypeIsRef(c.Type) && c.RefRepoID != issue.RepoID && c.RefRepoID != 0 {
 			var err error
 			// Set RefRepo for description in template
-			c.RefRepo, err = models.GetRepositoryByID(c.RefRepoID)
+			c.RefRepo, err = repo_model.GetRepositoryByID(c.RefRepoID)
 			if err != nil {
 				return err
 			}
diff --git a/routers/web/repo/lfs.go b/routers/web/repo/lfs.go
index b1bc06f08b..28d6b12860 100644
--- a/routers/web/repo/lfs.go
+++ b/routers/web/repo/lfs.go
@@ -47,7 +47,7 @@ func LFSFiles(ctx *context.Context) {
 	if page <= 1 {
 		page = 1
 	}
-	total, err := ctx.Repo.Repository.CountLFSMetaObjects()
+	total, err := models.CountLFSMetaObjects(ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.ServerError("LFSFiles", err)
 		return
@@ -57,7 +57,7 @@ func LFSFiles(ctx *context.Context) {
 	pager := context.NewPagination(int(total), setting.UI.ExplorePagingNum, page, 5)
 	ctx.Data["Title"] = ctx.Tr("repo.settings.lfs")
 	ctx.Data["PageIsSettingsLFS"] = true
-	lfsMetaObjects, err := ctx.Repo.Repository.GetLFSMetaObjects(pager.Paginater.Current(), setting.UI.ExplorePagingNum)
+	lfsMetaObjects, err := models.GetLFSMetaObjects(ctx.Repo.Repository.ID, pager.Paginater.Current(), setting.UI.ExplorePagingNum)
 	if err != nil {
 		ctx.ServerError("LFSFiles", err)
 		return
@@ -215,8 +215,7 @@ func LFSLockFile(ctx *context.Context) {
 		return
 	}
 
-	_, err := models.CreateLFSLock(&models.LFSLock{
-		Repo:    ctx.Repo.Repository,
+	_, err := models.CreateLFSLock(ctx.Repo.Repository, &models.LFSLock{
 		Path:    lockPath,
 		OwnerID: ctx.User.ID,
 	})
@@ -238,7 +237,7 @@ func LFSUnlock(ctx *context.Context) {
 		ctx.NotFound("LFSUnlock", nil)
 		return
 	}
-	_, err := models.DeleteLFSLockByID(ctx.ParamsInt64("lid"), ctx.User, true)
+	_, err := models.DeleteLFSLockByID(ctx.ParamsInt64("lid"), ctx.Repo.Repository, ctx.User, true)
 	if err != nil {
 		ctx.ServerError("LFSUnlock", err)
 		return
@@ -256,7 +255,7 @@ func LFSFileGet(ctx *context.Context) {
 	oid := ctx.Params("oid")
 	ctx.Data["Title"] = oid
 	ctx.Data["PageIsSettingsLFS"] = true
-	meta, err := ctx.Repo.Repository.GetLFSMetaObjectByOid(oid)
+	meta, err := models.GetLFSMetaObjectByOid(ctx.Repo.Repository.ID, oid)
 	if err != nil {
 		if err == models.ErrLFSObjectNotExist {
 			ctx.NotFound("LFSFileGet", nil)
@@ -343,7 +342,7 @@ func LFSDelete(ctx *context.Context) {
 		return
 	}
 	oid := ctx.Params("oid")
-	count, err := ctx.Repo.Repository.RemoveLFSMetaObjectByOid(oid)
+	count, err := models.RemoveLFSMetaObjectByOid(ctx.Repo.Repository.ID, oid)
 	if err != nil {
 		ctx.ServerError("LFSDelete", err)
 		return
@@ -444,7 +443,7 @@ func LFSPointerFiles(ctx *context.Context) {
 				Size: pointerBlob.Size,
 			}
 
-			if _, err := repo.GetLFSMetaObjectByOid(pointerBlob.Oid); err != nil {
+			if _, err := models.GetLFSMetaObjectByOid(repo.ID, pointerBlob.Oid); err != nil {
 				if err != models.ErrLFSObjectNotExist {
 					return err
 				}
diff --git a/routers/web/repo/pull.go b/routers/web/repo/pull.go
index 7593e7fbc8..b08f749cde 100644
--- a/routers/web/repo/pull.go
+++ b/routers/web/repo/pull.go
@@ -19,6 +19,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -59,10 +60,10 @@ var (
 	}
 )
 
-func getRepository(ctx *context.Context, repoID int64) *models.Repository {
-	repo, err := models.GetRepositoryByID(repoID)
+func getRepository(ctx *context.Context, repoID int64) *repo_model.Repository {
+	repo, err := repo_model.GetRepositoryByID(repoID)
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			ctx.NotFound("GetRepositoryByID", nil)
 		} else {
 			ctx.ServerError("GetRepositoryByID", err)
@@ -89,7 +90,7 @@ func getRepository(ctx *context.Context, repoID int64) *models.Repository {
 	return repo
 }
 
-func getForkRepository(ctx *context.Context) *models.Repository {
+func getForkRepository(ctx *context.Context) *repo_model.Repository {
 	forkRepo := getRepository(ctx, ctx.ParamsInt64(":repoid"))
 	if ctx.Written() {
 		return nil
@@ -101,7 +102,7 @@ func getForkRepository(ctx *context.Context) *models.Repository {
 		return nil
 	}
 
-	if err := forkRepo.GetOwner(); err != nil {
+	if err := forkRepo.GetOwner(db.DefaultContext); err != nil {
 		ctx.ServerError("GetOwner", err)
 		return nil
 	}
@@ -141,7 +142,7 @@ func getForkRepository(ctx *context.Context) *models.Repository {
 		if !traverseParentRepo.IsFork {
 			break
 		}
-		traverseParentRepo, err = models.GetRepositoryByID(traverseParentRepo.ForkID)
+		traverseParentRepo, err = repo_model.GetRepositoryByID(traverseParentRepo.ForkID)
 		if err != nil {
 			ctx.ServerError("GetRepositoryByID", err)
 			return nil
@@ -209,7 +210,7 @@ func ForkPost(ctx *context.Context) {
 		if !traverseParentRepo.IsFork {
 			break
 		}
-		traverseParentRepo, err = models.GetRepositoryByID(traverseParentRepo.ForkID)
+		traverseParentRepo, err = repo_model.GetRepositoryByID(traverseParentRepo.ForkID)
 		if err != nil {
 			ctx.ServerError("GetRepositoryByID", err)
 			return
@@ -702,7 +703,7 @@ func ViewPullFiles(ctx *context.Context) {
 	ctx.Data["RequireHighlightJS"] = true
 	ctx.Data["RequireSimpleMDE"] = true
 	ctx.Data["RequireTribute"] = true
-	if ctx.Data["Assignees"], err = ctx.Repo.Repository.GetAssignees(); err != nil {
+	if ctx.Data["Assignees"], err = models.GetRepoAssignees(ctx.Repo.Repository); err != nil {
 		ctx.ServerError("GetAssignees", err)
 		return
 	}
@@ -847,7 +848,7 @@ func MergePullRequest(ctx *context.Context) {
 	}
 
 	// handle manually-merged mark
-	if models.MergeStyle(form.Do) == models.MergeStyleManuallyMerged {
+	if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleManuallyMerged {
 		if err = pull_service.MergedManually(pr, ctx.User, ctx.Repo.GitRepo, form.MergeCommitID); err != nil {
 			if models.IsErrInvalidMergeStyle(err) {
 				ctx.Flash.Error(ctx.Tr("repo.pulls.invalid_merge_option"))
@@ -902,13 +903,13 @@ func MergePullRequest(ctx *context.Context) {
 
 	message := strings.TrimSpace(form.MergeTitleField)
 	if len(message) == 0 {
-		if models.MergeStyle(form.Do) == models.MergeStyleMerge {
+		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleMerge {
 			message = pr.GetDefaultMergeMessage()
 		}
-		if models.MergeStyle(form.Do) == models.MergeStyleRebaseMerge {
+		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleRebaseMerge {
 			message = pr.GetDefaultMergeMessage()
 		}
-		if models.MergeStyle(form.Do) == models.MergeStyleSquash {
+		if repo_model.MergeStyle(form.Do) == repo_model.MergeStyleSquash {
 			message = pr.GetDefaultSquashMessage()
 		}
 	}
@@ -932,7 +933,7 @@ func MergePullRequest(ctx *context.Context) {
 		return
 	}
 
-	if err = pull_service.Merge(pr, ctx.User, ctx.Repo.GitRepo, models.MergeStyle(form.Do), message); err != nil {
+	if err = pull_service.Merge(pr, ctx.User, ctx.Repo.GitRepo, repo_model.MergeStyle(form.Do), message); err != nil {
 		if models.IsErrInvalidMergeStyle(err) {
 			ctx.Flash.Error(ctx.Tr("repo.pulls.invalid_merge_option"))
 			ctx.Redirect(issue.Link())
@@ -1227,7 +1228,7 @@ func CleanUpPullRequest(ctx *context.Context) {
 	} else if err = pr.LoadBaseRepo(); err != nil {
 		ctx.ServerError("LoadBaseRepo", err)
 		return
-	} else if err = pr.HeadRepo.GetOwner(); err != nil {
+	} else if err = pr.HeadRepo.GetOwner(db.DefaultContext); err != nil {
 		ctx.ServerError("HeadRepo.GetOwner", err)
 		return
 	}
diff --git a/routers/web/repo/repo.go b/routers/web/repo/repo.go
index 69bd1ed416..b4bab5960b 100644
--- a/routers/web/repo/repo.go
+++ b/routers/web/repo/repo.go
@@ -146,8 +146,8 @@ func Create(ctx *context.Context) {
 	ctx.Data["repo_template_name"] = ctx.Tr("repo.template_select")
 	templateID := ctx.FormInt64("template_id")
 	if templateID > 0 {
-		templateRepo, err := models.GetRepositoryByID(templateID)
-		if err == nil && templateRepo.CheckUnitUser(ctxUser, unit.TypeCode) {
+		templateRepo, err := repo_model.GetRepositoryByID(templateID)
+		if err == nil && models.CheckRepoUnitUser(templateRepo, ctxUser, unit.TypeCode) {
 			ctx.Data["repo_template"] = templateID
 			ctx.Data["repo_template_name"] = templateRepo.Name
 		}
@@ -213,7 +213,7 @@ func CreatePost(ctx *context.Context) {
 		return
 	}
 
-	var repo *models.Repository
+	var repo *repo_model.Repository
 	var err error
 	if form.RepoTemplate > 0 {
 		opts := models.GenerateRepoOptions{
@@ -261,7 +261,7 @@ func CreatePost(ctx *context.Context) {
 			DefaultBranch: form.DefaultBranch,
 			AutoInit:      form.AutoInit,
 			IsTemplate:    form.Template,
-			TrustModel:    models.ToTrustModel(form.TrustModel),
+			TrustModel:    repo_model.ToTrustModel(form.TrustModel),
 		})
 		if err == nil {
 			log.Trace("Repository created [%d]: %s/%s", repo.ID, ctxUser.Name, repo.Name)
diff --git a/routers/web/repo/setting.go b/routers/web/repo/setting.go
index 4fc1e91c25..68b53f2e90 100644
--- a/routers/web/repo/setting.go
+++ b/routers/web/repo/setting.go
@@ -17,6 +17,7 @@ import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -64,6 +65,12 @@ func Settings(ctx *context.Context) {
 	signing, _ := models.SigningKey(ctx.Repo.Repository.RepoPath())
 	ctx.Data["SigningKeyAvailable"] = len(signing) > 0
 	ctx.Data["SigningSettings"] = setting.Repository.Signing
+	pushMirrors, err := repo_model.GetPushMirrorsByRepoID(ctx.Repo.Repository.ID)
+	if err != nil {
+		ctx.ServerError("GetPushMirrorsByRepoID", err)
+		return
+	}
+	ctx.Data["PushMirrors"] = pushMirrors
 
 	ctx.HTML(http.StatusOK, tplSettingsOptions)
 }
@@ -171,7 +178,7 @@ func SettingsPost(ctx *context.Context) {
 			} else {
 				ctx.Repo.Mirror.NextUpdateUnix = 0
 			}
-			if err := models.UpdateMirror(ctx.Repo.Mirror); err != nil {
+			if err := repo_model.UpdateMirror(ctx.Repo.Mirror); err != nil {
 				ctx.Data["Err_Interval"] = true
 				ctx.RenderWithErr(ctx.Tr("repo.mirror_interval_invalid"), tplSettingsOptions, &form)
 				return
@@ -217,7 +224,7 @@ func SettingsPost(ctx *context.Context) {
 
 		ctx.Repo.Mirror.LFS = form.LFS
 		ctx.Repo.Mirror.LFSEndpoint = form.LFSEndpoint
-		if err := models.UpdateMirror(ctx.Repo.Mirror); err != nil {
+		if err := repo_model.UpdateMirror(ctx.Repo.Mirror); err != nil {
 			ctx.ServerError("UpdateMirror", err)
 			return
 		}
@@ -274,7 +281,7 @@ func SettingsPost(ctx *context.Context) {
 			return
 		}
 
-		if err = models.DeletePushMirrorByID(m.ID); err != nil {
+		if err = repo_model.DeletePushMirrorByID(m.ID); err != nil {
 			ctx.ServerError("DeletePushMirrorByID", err)
 			return
 		}
@@ -315,19 +322,19 @@ func SettingsPost(ctx *context.Context) {
 			return
 		}
 
-		m := &models.PushMirror{
+		m := &repo_model.PushMirror{
 			RepoID:     repo.ID,
 			Repo:       repo,
 			RemoteName: fmt.Sprintf("remote_mirror_%s", remoteSuffix),
 			Interval:   interval,
 		}
-		if err := models.InsertPushMirror(m); err != nil {
+		if err := repo_model.InsertPushMirror(m); err != nil {
 			ctx.ServerError("InsertPushMirror", err)
 			return
 		}
 
 		if err := mirror_service.AddPushMirrorRemote(m, address); err != nil {
-			if err := models.DeletePushMirrorByID(m.ID); err != nil {
+			if err := repo_model.DeletePushMirrorByID(m.ID); err != nil {
 				log.Error("DeletePushMirrorByID %v", err)
 			}
 			ctx.ServerError("AddPushMirrorRemote", err)
@@ -339,7 +346,7 @@ func SettingsPost(ctx *context.Context) {
 
 	case "advanced":
 		var repoChanged bool
-		var units []models.RepoUnit
+		var units []repo_model.RepoUnit
 		var deleteUnitTypes []unit_model.Type
 
 		// This section doesn't require repo_name/RepoName to be set in the form, don't show it
@@ -358,19 +365,19 @@ func SettingsPost(ctx *context.Context) {
 				return
 			}
 
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeExternalWiki,
-				Config: &models.ExternalWikiConfig{
+				Config: &repo_model.ExternalWikiConfig{
 					ExternalWikiURL: form.ExternalWikiURL,
 				},
 			})
 			deleteUnitTypes = append(deleteUnitTypes, unit_model.TypeWiki)
 		} else if form.EnableWiki && !form.EnableExternalWiki && !unit_model.TypeWiki.UnitGlobalDisabled() {
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeWiki,
-				Config: new(models.UnitConfig),
+				Config: new(repo_model.UnitConfig),
 			})
 			deleteUnitTypes = append(deleteUnitTypes, unit_model.TypeExternalWiki)
 		} else {
@@ -393,10 +400,10 @@ func SettingsPost(ctx *context.Context) {
 				ctx.Redirect(repo.Link() + "/settings")
 				return
 			}
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeExternalTracker,
-				Config: &models.ExternalTrackerConfig{
+				Config: &repo_model.ExternalTrackerConfig{
 					ExternalTrackerURL:    form.ExternalTrackerURL,
 					ExternalTrackerFormat: form.TrackerURLFormat,
 					ExternalTrackerStyle:  form.TrackerIssueStyle,
@@ -404,10 +411,10 @@ func SettingsPost(ctx *context.Context) {
 			})
 			deleteUnitTypes = append(deleteUnitTypes, unit_model.TypeIssues)
 		} else if form.EnableIssues && !form.EnableExternalTracker && !unit_model.TypeIssues.UnitGlobalDisabled() {
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeIssues,
-				Config: &models.IssuesConfig{
+				Config: &repo_model.IssuesConfig{
 					EnableTimetracker:                form.EnableTimetracker,
 					AllowOnlyContributorsToTrackTime: form.AllowOnlyContributorsToTrackTime,
 					EnableDependencies:               form.EnableIssueDependencies,
@@ -424,7 +431,7 @@ func SettingsPost(ctx *context.Context) {
 		}
 
 		if form.EnableProjects && !unit_model.TypeProjects.UnitGlobalDisabled() {
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypeProjects,
 			})
@@ -433,10 +440,10 @@ func SettingsPost(ctx *context.Context) {
 		}
 
 		if form.EnablePulls && !unit_model.TypePullRequests.UnitGlobalDisabled() {
-			units = append(units, models.RepoUnit{
+			units = append(units, repo_model.RepoUnit{
 				RepoID: repo.ID,
 				Type:   unit_model.TypePullRequests,
-				Config: &models.PullRequestsConfig{
+				Config: &repo_model.PullRequestsConfig{
 					IgnoreWhitespaceConflicts:     form.PullsIgnoreWhitespace,
 					AllowMerge:                    form.PullsAllowMerge,
 					AllowRebase:                   form.PullsAllowRebase,
@@ -445,7 +452,7 @@ func SettingsPost(ctx *context.Context) {
 					AllowManualMerge:              form.PullsAllowManualMerge,
 					AutodetectManualMerge:         form.EnableAutodetectManualMerge,
 					DefaultDeleteBranchAfterMerge: form.DefaultDeleteBranchAfterMerge,
-					DefaultMergeStyle:             models.MergeStyle(form.PullsDefaultMergeStyle),
+					DefaultMergeStyle:             repo_model.MergeStyle(form.PullsDefaultMergeStyle),
 				},
 			})
 		} else if !unit_model.TypePullRequests.UnitGlobalDisabled() {
@@ -470,7 +477,7 @@ func SettingsPost(ctx *context.Context) {
 	case "signing":
 		changed := false
 
-		trustModel := models.ToTrustModel(form.TrustModel)
+		trustModel := repo_model.ToTrustModel(form.TrustModel)
 		if trustModel != repo.TrustModel {
 			repo.TrustModel = trustModel
 			changed = true
@@ -526,7 +533,7 @@ func SettingsPost(ctx *context.Context) {
 		if _, err := repository.CleanUpMigrateInfo(repo); err != nil {
 			ctx.ServerError("CleanUpMigrateInfo", err)
 			return
-		} else if err = models.DeleteMirrorByRepoID(ctx.Repo.Repository.ID); err != nil {
+		} else if err = repo_model.DeleteMirrorByRepoID(ctx.Repo.Repository.ID); err != nil {
 			ctx.ServerError("DeleteMirrorByRepoID", err)
 			return
 		}
@@ -539,7 +546,7 @@ func SettingsPost(ctx *context.Context) {
 			ctx.Error(http.StatusNotFound)
 			return
 		}
-		if err := repo.GetOwner(); err != nil {
+		if err := repo.GetOwner(db.DefaultContext); err != nil {
 			ctx.ServerError("Convert Fork", err)
 			return
 		}
@@ -706,7 +713,7 @@ func SettingsPost(ctx *context.Context) {
 			return
 		}
 
-		if err := repo.SetArchiveRepoState(true); err != nil {
+		if err := models.SetArchiveRepoState(repo, true); err != nil {
 			log.Error("Tried to archive a repo: %s", err)
 			ctx.Flash.Error(ctx.Tr("repo.settings.archive.error"))
 			ctx.Redirect(ctx.Repo.RepoLink + "/settings")
@@ -724,7 +731,7 @@ func SettingsPost(ctx *context.Context) {
 			return
 		}
 
-		if err := repo.SetArchiveRepoState(false); err != nil {
+		if err := models.SetArchiveRepoState(repo, false); err != nil {
 			log.Error("Tried to unarchive a repo: %s", err)
 			ctx.Flash.Error(ctx.Tr("repo.settings.unarchive.error"))
 			ctx.Redirect(ctx.Repo.RepoLink + "/settings")
@@ -770,14 +777,14 @@ func Collaboration(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("repo.settings")
 	ctx.Data["PageIsSettingsCollaboration"] = true
 
-	users, err := ctx.Repo.Repository.GetCollaborators(db.ListOptions{})
+	users, err := models.GetCollaborators(ctx.Repo.Repository.ID, db.ListOptions{})
 	if err != nil {
 		ctx.ServerError("GetCollaborators", err)
 		return
 	}
 	ctx.Data["Collaborators"] = users
 
-	teams, err := ctx.Repo.Repository.GetRepoTeams()
+	teams, err := models.GetRepoTeams(ctx.Repo.Repository)
 	if err != nil {
 		ctx.ServerError("GetRepoTeams", err)
 		return
@@ -824,13 +831,13 @@ func CollaborationPost(ctx *context.Context) {
 		return
 	}
 
-	if got, err := ctx.Repo.Repository.IsCollaborator(u.ID); err == nil && got {
+	if got, err := models.IsCollaborator(ctx.Repo.Repository.ID, u.ID); err == nil && got {
 		ctx.Flash.Error(ctx.Tr("repo.settings.add_collaborator_duplicate"))
 		ctx.Redirect(ctx.Repo.RepoLink + "/settings/collaboration")
 		return
 	}
 
-	if err = ctx.Repo.Repository.AddCollaborator(u); err != nil {
+	if err = models.AddCollaborator(ctx.Repo.Repository, u); err != nil {
 		ctx.ServerError("AddCollaborator", err)
 		return
 	}
@@ -845,7 +852,8 @@ func CollaborationPost(ctx *context.Context) {
 
 // ChangeCollaborationAccessMode response for changing access of a collaboration
 func ChangeCollaborationAccessMode(ctx *context.Context) {
-	if err := ctx.Repo.Repository.ChangeCollaborationAccessMode(
+	if err := models.ChangeCollaborationAccessMode(
+		ctx.Repo.Repository,
 		ctx.FormInt64("uid"),
 		perm.AccessMode(ctx.FormInt("mode"))); err != nil {
 		log.Error("ChangeCollaborationAccessMode: %v", err)
@@ -854,7 +862,7 @@ func ChangeCollaborationAccessMode(ctx *context.Context) {
 
 // DeleteCollaboration delete a collaboration for a repository
 func DeleteCollaboration(ctx *context.Context) {
-	if err := ctx.Repo.Repository.DeleteCollaboration(ctx.FormInt64("id")); err != nil {
+	if err := models.DeleteCollaboration(ctx.Repo.Repository, ctx.FormInt64("id")); err != nil {
 		ctx.Flash.Error("DeleteCollaboration: " + err.Error())
 	} else {
 		ctx.Flash.Success(ctx.Tr("repo.settings.remove_collaborator_success"))
@@ -937,7 +945,7 @@ func DeleteTeam(ctx *context.Context) {
 }
 
 // parseOwnerAndRepo get repos by owner
-func parseOwnerAndRepo(ctx *context.Context) (*user_model.User, *models.Repository) {
+func parseOwnerAndRepo(ctx *context.Context) (*user_model.User, *repo_model.Repository) {
 	owner, err := user_model.GetUserByName(ctx.Params(":username"))
 	if err != nil {
 		if user_model.IsErrUserNotExist(err) {
@@ -948,9 +956,9 @@ func parseOwnerAndRepo(ctx *context.Context) (*user_model.User, *models.Reposito
 		return nil, nil
 	}
 
-	repo, err := models.GetRepositoryByName(owner.ID, ctx.Params(":reponame"))
+	repo, err := repo_model.GetRepositoryByName(owner.ID, ctx.Params(":reponame"))
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			ctx.NotFound("GetRepositoryByName", err)
 		} else {
 			ctx.ServerError("GetRepositoryByName", err)
@@ -1136,7 +1144,7 @@ func UpdateAvatarSetting(ctx *context.Context, form forms.AvatarForm) error {
 	if !(st.IsImage() && !st.IsSvgImage()) {
 		return errors.New(ctx.Tr("settings.uploaded_avatar_not_a_image"))
 	}
-	if err = ctxRepo.UploadAvatar(data); err != nil {
+	if err = models.UploadRepoAvatar(ctxRepo, data); err != nil {
 		return fmt.Errorf("UploadAvatar: %v", err)
 	}
 	return nil
@@ -1156,23 +1164,24 @@ func SettingsAvatar(ctx *context.Context) {
 
 // SettingsDeleteAvatar delete repository avatar
 func SettingsDeleteAvatar(ctx *context.Context) {
-	if err := ctx.Repo.Repository.DeleteAvatar(); err != nil {
+	if err := models.DeleteRepoAvatar(ctx.Repo.Repository); err != nil {
 		ctx.Flash.Error(fmt.Sprintf("DeleteAvatar: %v", err))
 	}
 	ctx.Redirect(ctx.Repo.RepoLink + "/settings")
 }
 
-func selectPushMirrorByForm(form *forms.RepoSettingForm, repo *models.Repository) (*models.PushMirror, error) {
+func selectPushMirrorByForm(form *forms.RepoSettingForm, repo *repo_model.Repository) (*repo_model.PushMirror, error) {
 	id, err := strconv.ParseInt(form.PushMirrorID, 10, 64)
 	if err != nil {
 		return nil, err
 	}
 
-	if err = repo.LoadPushMirrors(); err != nil {
+	pushMirrors, err := repo_model.GetPushMirrorsByRepoID(repo.ID)
+	if err != nil {
 		return nil, err
 	}
 
-	for _, m := range repo.PushMirrors {
+	for _, m := range pushMirrors {
 		if m.ID == id {
 			return m, nil
 		}
diff --git a/routers/web/repo/setting_protected_branch.go b/routers/web/repo/setting_protected_branch.go
index e0580ac6de..1435b820ad 100644
--- a/routers/web/repo/setting_protected_branch.go
+++ b/routers/web/repo/setting_protected_branch.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/git"
@@ -29,7 +30,7 @@ func ProtectedBranch(ctx *context.Context) {
 	ctx.Data["Title"] = ctx.Tr("repo.settings")
 	ctx.Data["PageIsSettingsBranches"] = true
 
-	protectedBranches, err := ctx.Repo.Repository.GetProtectedBranches()
+	protectedBranches, err := models.GetProtectedBranches(ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.ServerError("GetProtectedBranches", err)
 		return
@@ -82,7 +83,7 @@ func ProtectedBranchPost(ctx *context.Context) {
 					return
 				}
 			}
-			if err := repo.UpdateDefaultBranch(); err != nil {
+			if err := repo_model.UpdateDefaultBranch(repo); err != nil {
 				ctx.ServerError("SetDefaultBranch", err)
 				return
 			}
@@ -123,7 +124,7 @@ func SettingsProtectedBranch(c *context.Context) {
 		}
 	}
 
-	users, err := c.Repo.Repository.GetReaders()
+	users, err := models.GetRepoReaders(c.Repo.Repository)
 	if err != nil {
 		c.ServerError("Repo.Repository.GetReaders", err)
 		return
@@ -279,7 +280,7 @@ func SettingsProtectedBranchPost(ctx *context.Context) {
 		ctx.Redirect(fmt.Sprintf("%s/settings/branches/%s", ctx.Repo.RepoLink, util.PathEscapeSegments(branch)))
 	} else {
 		if protectBranch != nil {
-			if err := ctx.Repo.Repository.DeleteProtectedBranch(protectBranch.ID); err != nil {
+			if err := models.DeleteProtectedBranch(ctx.Repo.Repository.ID, protectBranch.ID); err != nil {
 				ctx.ServerError("DeleteProtectedBranch", err)
 				return
 			}
diff --git a/routers/web/repo/settings_test.go b/routers/web/repo/settings_test.go
index 5f997bc36b..fe6e9b52ba 100644
--- a/routers/web/repo/settings_test.go
+++ b/routers/web/repo/settings_test.go
@@ -11,6 +11,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -112,7 +113,7 @@ func TestCollaborationPost(t *testing.T) {
 		Type:      user_model.UserTypeIndividual,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:    2,
 		Owner: u,
 	}
@@ -128,7 +129,7 @@ func TestCollaborationPost(t *testing.T) {
 
 	assert.EqualValues(t, http.StatusFound, ctx.Resp.Status())
 
-	exists, err := re.IsCollaborator(4)
+	exists, err := models.IsCollaborator(re.ID, 4)
 	assert.NoError(t, err)
 	assert.True(t, exists)
 }
@@ -172,7 +173,7 @@ func TestCollaborationPost_AddCollaboratorTwice(t *testing.T) {
 		Type:      user_model.UserTypeIndividual,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:    2,
 		Owner: u,
 	}
@@ -188,7 +189,7 @@ func TestCollaborationPost_AddCollaboratorTwice(t *testing.T) {
 
 	assert.EqualValues(t, http.StatusFound, ctx.Resp.Status())
 
-	exists, err := re.IsCollaborator(4)
+	exists, err := models.IsCollaborator(re.ID, 4)
 	assert.NoError(t, err)
 	assert.True(t, exists)
 
@@ -238,7 +239,7 @@ func TestAddTeamPost(t *testing.T) {
 		OrgID: 26,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:      43,
 		Owner:   org,
 		OwnerID: 26,
@@ -278,7 +279,7 @@ func TestAddTeamPost_NotAllowed(t *testing.T) {
 		OrgID: 26,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:      43,
 		Owner:   org,
 		OwnerID: 26,
@@ -319,7 +320,7 @@ func TestAddTeamPost_AddTeamTwice(t *testing.T) {
 		OrgID: 26,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:      43,
 		Owner:   org,
 		OwnerID: 26,
@@ -355,7 +356,7 @@ func TestAddTeamPost_NonExistentTeam(t *testing.T) {
 		Type:      user_model.UserTypeOrganization,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:      43,
 		Owner:   org,
 		OwnerID: 26,
@@ -393,7 +394,7 @@ func TestDeleteTeam(t *testing.T) {
 		OrgID: 3,
 	}
 
-	re := &models.Repository{
+	re := &repo_model.Repository{
 		ID:      3,
 		Owner:   org,
 		OwnerID: 3,
diff --git a/routers/web/repo/tag.go b/routers/web/repo/tag.go
index 671c388cb1..0114704f82 100644
--- a/routers/web/repo/tag.go
+++ b/routers/web/repo/tag.go
@@ -135,14 +135,14 @@ func setTagsContext(ctx *context.Context) error {
 	ctx.Data["Title"] = ctx.Tr("repo.settings")
 	ctx.Data["PageIsSettingsTags"] = true
 
-	protectedTags, err := ctx.Repo.Repository.GetProtectedTags()
+	protectedTags, err := models.GetProtectedTags(ctx.Repo.Repository.ID)
 	if err != nil {
 		ctx.ServerError("GetProtectedTags", err)
 		return err
 	}
 	ctx.Data["ProtectedTags"] = protectedTags
 
-	users, err := ctx.Repo.Repository.GetReaders()
+	users, err := models.GetRepoReaders(ctx.Repo.Repository)
 	if err != nil {
 		ctx.ServerError("Repo.Repository.GetReaders", err)
 		return err
diff --git a/routers/web/repo/view.go b/routers/web/repo/view.go
index 33420aab3b..bc8396ab79 100644
--- a/routers/web/repo/view.go
+++ b/routers/web/repo/view.go
@@ -21,6 +21,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	unit_model "code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -269,7 +270,7 @@ func renderDirectory(ctx *context.Context, treeLink string) {
 		if isTextFile && setting.LFS.StartServer {
 			pointer, _ := lfs.ReadPointerFromBuffer(buf)
 			if pointer.IsValid() {
-				meta, err := ctx.Repo.Repository.GetLFSMetaObjectByOid(pointer.Oid)
+				meta, err := models.GetLFSMetaObjectByOid(ctx.Repo.Repository.ID, pointer.Oid)
 				if err != nil && err != models.ErrLFSObjectNotExist {
 					ctx.ServerError("GetLFSMetaObject", err)
 					return
@@ -394,7 +395,7 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
 	if isTextFile && setting.LFS.StartServer {
 		pointer, _ := lfs.ReadPointerFromBuffer(buf)
 		if pointer.IsValid() {
-			meta, err := ctx.Repo.Repository.GetLFSMetaObjectByOid(pointer.Oid)
+			meta, err := models.GetLFSMetaObjectByOid(ctx.Repo.Repository.ID, pointer.Oid)
 			if err != nil && err != models.ErrLFSObjectNotExist {
 				ctx.ServerError("GetLFSMetaObject", err)
 				return
@@ -443,7 +444,7 @@ func renderFile(ctx *context.Context, entry *git.TreeEntry, treeLink, rawLink st
 	ctx.Data["IsTextSource"] = isTextFile || isDisplayingSource
 
 	// Check LFS Lock
-	lfsLock, err := ctx.Repo.Repository.GetTreePathLock(ctx.Repo.TreePath)
+	lfsLock, err := models.GetTreePathLock(ctx.Repo.Repository.ID, ctx.Repo.TreePath)
 	ctx.Data["LFSLock"] = lfsLock
 	if err != nil {
 		ctx.ServerError("GetTreePathLock", err)
@@ -641,7 +642,7 @@ func checkHomeCodeViewable(ctx *context.Context) {
 
 		if ctx.IsSigned {
 			// Set repo notification-status read if unread
-			if err := ctx.Repo.Repository.ReadBy(ctx.User.ID); err != nil {
+			if err := models.SetRepoReadBy(ctx.Repo.Repository.ID, ctx.User.ID); err != nil {
 				ctx.ServerError("ReadBy", err)
 				return
 			}
@@ -808,7 +809,7 @@ func renderDirectoryFiles(ctx *context.Context, timeout time.Duration) git.Entri
 }
 
 func renderLanguageStats(ctx *context.Context) {
-	langs, err := ctx.Repo.Repository.GetTopLanguageStats(5)
+	langs, err := repo_model.GetTopLanguageStats(ctx.Repo.Repository, 5)
 	if err != nil {
 		ctx.ServerError("Repo.GetTopLanguageStats", err)
 		return
@@ -926,7 +927,9 @@ func Watchers(ctx *context.Context) {
 	ctx.Data["CardsTitle"] = ctx.Tr("repo.watchers")
 	ctx.Data["PageIsWatchers"] = true
 
-	RenderUserCards(ctx, ctx.Repo.Repository.NumWatches, ctx.Repo.Repository.GetWatchers, tplWatchers)
+	RenderUserCards(ctx, ctx.Repo.Repository.NumWatches, func(opts db.ListOptions) ([]*user_model.User, error) {
+		return models.GetRepoWatchers(ctx.Repo.Repository.ID, opts)
+	}, tplWatchers)
 }
 
 // Stars render repository's starred users
@@ -951,7 +954,7 @@ func Forks(ctx *context.Context) {
 	pager := context.NewPagination(ctx.Repo.Repository.NumForks, models.ItemsPerPage, page, 5)
 	ctx.Data["Page"] = pager
 
-	forks, err := ctx.Repo.Repository.GetForks(db.ListOptions{
+	forks, err := models.GetForks(ctx.Repo.Repository, db.ListOptions{
 		Page:     pager.Paginater.Current(),
 		PageSize: models.ItemsPerPage,
 	})
@@ -961,7 +964,7 @@ func Forks(ctx *context.Context) {
 	}
 
 	for _, fork := range forks {
-		if err = fork.GetOwner(); err != nil {
+		if err = fork.GetOwner(db.DefaultContext); err != nil {
 			ctx.ServerError("GetOwner", err)
 			return
 		}
diff --git a/routers/web/repo/wiki_test.go b/routers/web/repo/wiki_test.go
index 87f2779c1a..1bfda50d19 100644
--- a/routers/web/repo/wiki_test.go
+++ b/routers/web/repo/wiki_test.go
@@ -9,7 +9,7 @@ import (
 	"net/http"
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/test"
@@ -23,7 +23,7 @@ import (
 const content = "Wiki contents for unit tests"
 const message = "Wiki commit message for unit tests"
 
-func wikiEntry(t *testing.T, repo *models.Repository, wikiName string) *git.TreeEntry {
+func wikiEntry(t *testing.T, repo *repo_model.Repository, wikiName string) *git.TreeEntry {
 	wikiRepo, err := git.OpenRepository(repo.WikiPath())
 	assert.NoError(t, err)
 	defer wikiRepo.Close()
@@ -39,7 +39,7 @@ func wikiEntry(t *testing.T, repo *models.Repository, wikiName string) *git.Tree
 	return nil
 }
 
-func wikiContent(t *testing.T, repo *models.Repository, wikiName string) string {
+func wikiContent(t *testing.T, repo *repo_model.Repository, wikiName string) string {
 	entry := wikiEntry(t, repo, wikiName)
 	if !assert.NotNil(t, entry) {
 		return ""
@@ -52,11 +52,11 @@ func wikiContent(t *testing.T, repo *models.Repository, wikiName string) string
 	return string(bytes)
 }
 
-func assertWikiExists(t *testing.T, repo *models.Repository, wikiName string) {
+func assertWikiExists(t *testing.T, repo *repo_model.Repository, wikiName string) {
 	assert.NotNil(t, wikiEntry(t, repo, wikiName))
 }
 
-func assertWikiNotExists(t *testing.T, repo *models.Repository, wikiName string) {
+func assertWikiNotExists(t *testing.T, repo *repo_model.Repository, wikiName string) {
 	assert.Nil(t, wikiEntry(t, repo, wikiName))
 }
 
diff --git a/routers/web/user/home.go b/routers/web/user/home.go
index ca2705a42f..d3883571ed 100644
--- a/routers/web/user/home.go
+++ b/routers/web/user/home.go
@@ -16,6 +16,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
@@ -96,7 +97,7 @@ func Dashboard(ctx *context.Context) {
 	}
 
 	var err error
-	var mirrors []*models.Repository
+	var mirrors []*repo_model.Repository
 	if ctxUser.IsOrganization() {
 		var env models.AccessibleReposEnvironment
 		if ctx.Org.Team != nil {
@@ -114,7 +115,7 @@ func Dashboard(ctx *context.Context) {
 			return
 		}
 	} else {
-		mirrors, err = models.GetUserMirrorRepositories(ctxUser.ID)
+		mirrors, err = repo_model.GetUserMirrorRepositories(ctxUser.ID)
 		if err != nil {
 			ctx.ServerError("GetUserMirrorRepositories", err)
 			return
@@ -122,7 +123,7 @@ func Dashboard(ctx *context.Context) {
 	}
 	ctx.Data["MaxShowRepoNum"] = setting.UI.User.RepoPagingNum
 
-	if err := models.MirrorRepositoryList(mirrors).LoadAttributes(); err != nil {
+	if err := repo_model.MirrorRepositoryList(mirrors).LoadAttributes(); err != nil {
 		ctx.ServerError("MirrorRepositoryList.LoadAttributes", err)
 		return
 	}
@@ -524,7 +525,7 @@ func buildIssueOverview(ctx *context.Context, unitType unit.Type) {
 	// showReposMap maps repository IDs to their Repository pointers.
 	showReposMap, err := repoIDMap(ctxUser, issueCountByRepo, unitType)
 	if err != nil {
-		if models.IsErrRepoNotExist(err) {
+		if repo_model.IsErrRepoNotExist(err) {
 			ctx.NotFound("GetRepositoryByID", err)
 			return
 		}
@@ -795,15 +796,15 @@ func issueIDsFromSearch(ctxUser *user_model.User, keyword string, opts *models.I
 	return issueIDsFromSearch, nil
 }
 
-func repoIDMap(ctxUser *user_model.User, issueCountByRepo map[int64]int64, unitType unit.Type) (map[int64]*models.Repository, error) {
-	repoByID := make(map[int64]*models.Repository, len(issueCountByRepo))
+func repoIDMap(ctxUser *user_model.User, issueCountByRepo map[int64]int64, unitType unit.Type) (map[int64]*repo_model.Repository, error) {
+	repoByID := make(map[int64]*repo_model.Repository, len(issueCountByRepo))
 	for id := range issueCountByRepo {
 		if id <= 0 {
 			continue
 		}
 		if _, ok := repoByID[id]; !ok {
-			repo, err := models.GetRepositoryByID(id)
-			if models.IsErrRepoNotExist(err) {
+			repo, err := repo_model.GetRepositoryByID(id)
+			if repo_model.IsErrRepoNotExist(err) {
 				return nil, err
 			} else if err != nil {
 				return nil, fmt.Errorf("GetRepositoryByID: [%d]%v", id, err)
diff --git a/routers/web/user/profile.go b/routers/web/user/profile.go
index 32d2bdde83..77b357c222 100644
--- a/routers/web/user/profile.go
+++ b/routers/web/user/profile.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/markup"
@@ -196,7 +197,7 @@ func Profile(ctx *context.Context) {
 	topicOnly := ctx.FormBool("topic")
 
 	var (
-		repos   []*models.Repository
+		repos   []*repo_model.Repository
 		count   int64
 		total   int
 		orderBy db.SearchOrderBy
diff --git a/routers/web/user/setting/adopt.go b/routers/web/user/setting/adopt.go
index 56ab6ec999..348705b743 100644
--- a/routers/web/user/setting/adopt.go
+++ b/routers/web/user/setting/adopt.go
@@ -8,6 +8,7 @@ import (
 	"path/filepath"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/setting"
@@ -31,7 +32,7 @@ func AdoptOrDeleteRepository(ctx *context.Context) {
 	root := user_model.UserPath(ctxUser.LowerName)
 
 	// check not a repo
-	has, err := models.IsRepositoryExist(ctxUser, dir)
+	has, err := repo_model.IsRepositoryExist(ctxUser, dir)
 	if err != nil {
 		ctx.ServerError("IsRepositoryExist", err)
 		return
diff --git a/routers/web/user/setting/profile.go b/routers/web/user/setting/profile.go
index 0475398a9a..089177874a 100644
--- a/routers/web/user/setting/profile.go
+++ b/routers/web/user/setting/profile.go
@@ -16,6 +16,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/context"
@@ -271,7 +272,7 @@ func Repos(ctx *context.Context) {
 
 	if adoptOrDelete {
 		repoNames := make([]string, 0, setting.UI.Admin.UserPagingNum)
-		repos := map[string]*models.Repository{}
+		repos := map[string]*repo_model.Repository{}
 		// We're going to iterate by pagesize.
 		root := user_model.UserPath(ctxUser.Name)
 		if err := filepath.Walk(root, func(path string, info os.FileInfo, err error) error {
diff --git a/services/auth/source/ldap/source.go b/services/auth/source/ldap/source.go
index 3e751f512b..be4a4b2d62 100644
--- a/services/auth/source/ldap/source.go
+++ b/services/auth/source/ldap/source.go
@@ -7,7 +7,6 @@ package ldap
 import (
 	"strings"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/secret"
@@ -62,7 +61,7 @@ type Source struct {
 
 // FromDB fills up a LDAPConfig from serialized format.
 func (source *Source) FromDB(bs []byte) error {
-	err := models.JSONUnmarshalHandleDoubleEncode(bs, &source)
+	err := json.UnmarshalHandleDoubleEncode(bs, &source)
 	if err != nil {
 		return err
 	}
diff --git a/services/auth/source/oauth2/source.go b/services/auth/source/oauth2/source.go
index 60845e3b0f..bedaed7ef3 100644
--- a/services/auth/source/oauth2/source.go
+++ b/services/auth/source/oauth2/source.go
@@ -5,7 +5,6 @@
 package oauth2
 
 import (
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/modules/json"
 )
@@ -33,7 +32,7 @@ type Source struct {
 
 // FromDB fills up an OAuth2Config from serialized format.
 func (source *Source) FromDB(bs []byte) error {
-	return models.JSONUnmarshalHandleDoubleEncode(bs, &source)
+	return json.UnmarshalHandleDoubleEncode(bs, &source)
 }
 
 // ToDB exports an SMTPConfig to a serialized format.
diff --git a/services/auth/source/pam/source.go b/services/auth/source/pam/source.go
index 73850cd9a2..65ae76138c 100644
--- a/services/auth/source/pam/source.go
+++ b/services/auth/source/pam/source.go
@@ -5,7 +5,6 @@
 package pam
 
 import (
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/modules/json"
 )
@@ -29,7 +28,7 @@ type Source struct {
 
 // FromDB fills up a PAMConfig from serialized format.
 func (source *Source) FromDB(bs []byte) error {
-	return models.JSONUnmarshalHandleDoubleEncode(bs, &source)
+	return json.UnmarshalHandleDoubleEncode(bs, &source)
 }
 
 // ToDB exports a PAMConfig to a serialized format.
diff --git a/services/auth/source/smtp/source.go b/services/auth/source/smtp/source.go
index 52e2505670..006202e0d5 100644
--- a/services/auth/source/smtp/source.go
+++ b/services/auth/source/smtp/source.go
@@ -5,7 +5,6 @@
 package smtp
 
 import (
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/modules/json"
 )
@@ -35,7 +34,7 @@ type Source struct {
 
 // FromDB fills up an SMTPConfig from serialized format.
 func (source *Source) FromDB(bs []byte) error {
-	return models.JSONUnmarshalHandleDoubleEncode(bs, &source)
+	return json.UnmarshalHandleDoubleEncode(bs, &source)
 }
 
 // ToDB exports an SMTPConfig to a serialized format.
diff --git a/services/auth/source/sspi/source.go b/services/auth/source/sspi/source.go
index 68fd6a6079..8d469d481f 100644
--- a/services/auth/source/sspi/source.go
+++ b/services/auth/source/sspi/source.go
@@ -5,7 +5,6 @@
 package sspi
 
 import (
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/login"
 	"code.gitea.io/gitea/modules/json"
 )
@@ -28,7 +27,7 @@ type Source struct {
 
 // FromDB fills up an SSPIConfig from serialized format.
 func (cfg *Source) FromDB(bs []byte) error {
-	return models.JSONUnmarshalHandleDoubleEncode(bs, &cfg)
+	return json.UnmarshalHandleDoubleEncode(bs, &cfg)
 }
 
 // ToDB exports an SSPIConfig to a serialized format.
diff --git a/services/comments/comments.go b/services/comments/comments.go
index 6e96301275..296f06d75c 100644
--- a/services/comments/comments.go
+++ b/services/comments/comments.go
@@ -8,13 +8,14 @@ import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/issues"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/notification"
 	"code.gitea.io/gitea/modules/timeutil"
 )
 
 // CreateIssueComment creates a plain issue comment.
-func CreateIssueComment(doer *user_model.User, repo *models.Repository, issue *models.Issue, content string, attachments []string) (*models.Comment, error) {
+func CreateIssueComment(doer *user_model.User, repo *repo_model.Repository, issue *models.Issue, content string, attachments []string) (*models.Comment, error) {
 	comment, err := models.CreateComment(&models.CreateCommentOptions{
 		Type:        models.CommentTypeComment,
 		Doer:        doer,
diff --git a/services/issue/commit.go b/services/issue/commit.go
index 3e2f6c471b..0dda5f202f 100644
--- a/services/issue/commit.go
+++ b/services/issue/commit.go
@@ -14,6 +14,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/references"
 	"code.gitea.io/gitea/modules/repository"
@@ -85,7 +86,7 @@ func issueAddTime(issue *models.Issue, doer *user_model.User, time time.Time, ti
 
 // getIssueFromRef returns the issue referenced by a ref. Returns a nil *Issue
 // if the provided ref references a non-existent issue.
-func getIssueFromRef(repo *models.Repository, index int64) (*models.Issue, error) {
+func getIssueFromRef(repo *repo_model.Repository, index int64) (*models.Issue, error) {
 	issue, err := models.GetIssueByIndex(repo.ID, index)
 	if err != nil {
 		if models.IsErrIssueNotExist(err) {
@@ -97,7 +98,7 @@ func getIssueFromRef(repo *models.Repository, index int64) (*models.Issue, error
 }
 
 // UpdateIssuesCommit checks if issues are manipulated by commit message.
-func UpdateIssuesCommit(doer *user_model.User, repo *models.Repository, commits []*repository.PushCommit, branchName string) error {
+func UpdateIssuesCommit(doer *user_model.User, repo *repo_model.Repository, commits []*repository.PushCommit, branchName string) error {
 	// Commits are appended in the reverse order.
 	for i := len(commits) - 1; i >= 0; i-- {
 		c := commits[i]
@@ -108,7 +109,7 @@ func UpdateIssuesCommit(doer *user_model.User, repo *models.Repository, commits
 		}
 
 		refMarked := make(map[markKey]bool)
-		var refRepo *models.Repository
+		var refRepo *repo_model.Repository
 		var refIssue *models.Issue
 		var err error
 		for _, ref := range references.FindAllIssueReferences(c.Message) {
diff --git a/services/issue/commit_test.go b/services/issue/commit_test.go
index 1addbd080f..37283a7890 100644
--- a/services/issue/commit_test.go
+++ b/services/issue/commit_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/repository"
@@ -46,7 +47,7 @@ func TestUpdateIssuesCommit(t *testing.T) {
 	}
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	repo.Owner = user
 
 	commentBean := &models.Comment{
@@ -75,7 +76,7 @@ func TestUpdateIssuesCommit(t *testing.T) {
 			Message:        "close #1",
 		},
 	}
-	repo = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	repo = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	commentBean = &models.Comment{
 		Type:      models.CommentTypeCommitRef,
 		CommitSHA: "abcdef1",
@@ -101,7 +102,7 @@ func TestUpdateIssuesCommit(t *testing.T) {
 			Message:        "close " + setting.AppURL + repo.FullName() + "/pulls/1",
 		},
 	}
-	repo = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	repo = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	commentBean = &models.Comment{
 		Type:      models.CommentTypeCommitRef,
 		CommitSHA: "abcdef3",
@@ -132,7 +133,7 @@ func TestUpdateIssuesCommit_Colon(t *testing.T) {
 	}
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	repo.Owner = user
 
 	issueBean := &models.Issue{RepoID: repo.ID, Index: 4}
@@ -159,7 +160,7 @@ func TestUpdateIssuesCommit_Issue5957(t *testing.T) {
 		},
 	}
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	commentBean := &models.Comment{
 		Type:      models.CommentTypeCommitRef,
 		CommitSHA: "abcdef1",
@@ -194,7 +195,7 @@ func TestUpdateIssuesCommit_AnotherRepo(t *testing.T) {
 		},
 	}
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	commentBean := &models.Comment{
 		Type:      models.CommentTypeCommitRef,
 		CommitSHA: "abcdef1",
@@ -229,7 +230,7 @@ func TestUpdateIssuesCommit_AnotherRepo_FullAddress(t *testing.T) {
 		},
 	}
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	commentBean := &models.Comment{
 		Type:      models.CommentTypeCommitRef,
 		CommitSHA: "abcdef1",
@@ -272,7 +273,7 @@ func TestUpdateIssuesCommit_AnotherRepoNoPermission(t *testing.T) {
 		},
 	}
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 6}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 6}).(*repo_model.Repository)
 	commentBean := &models.Comment{
 		Type:      models.CommentTypeCommitRef,
 		CommitSHA: "abcdef3",
diff --git a/services/issue/issue.go b/services/issue/issue.go
index cb34a9eacd..ef2894b929 100644
--- a/services/issue/issue.go
+++ b/services/issue/issue.go
@@ -7,6 +7,7 @@ package issue
 import (
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/notification"
@@ -14,7 +15,7 @@ import (
 )
 
 // NewIssue creates new issue with labels for repository.
-func NewIssue(repo *models.Repository, issue *models.Issue, labelIDs []int64, uuids []string, assigneeIDs []int64) error {
+func NewIssue(repo *repo_model.Repository, issue *models.Issue, labelIDs []int64, uuids []string, assigneeIDs []int64) error {
 	if err := models.NewIssue(repo, issue, labelIDs, uuids); err != nil {
 		return err
 	}
diff --git a/services/lfs/locks.go b/services/lfs/locks.go
index 11cf5c16b9..c2ede20b7c 100644
--- a/services/lfs/locks.go
+++ b/services/lfs/locks.go
@@ -10,6 +10,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/context"
 	"code.gitea.io/gitea/modules/convert"
 	"code.gitea.io/gitea/modules/json"
@@ -19,7 +20,7 @@ import (
 	api "code.gitea.io/gitea/modules/structs"
 )
 
-func handleLockListOut(ctx *context.Context, repo *models.Repository, lock *models.LFSLock, err error) {
+func handleLockListOut(ctx *context.Context, repo *repo_model.Repository, lock *models.LFSLock, err error) {
 	if err != nil {
 		if models.IsErrLFSLockNotExist(err) {
 			ctx.JSON(http.StatusOK, api.LFSLockList{
@@ -47,7 +48,7 @@ func handleLockListOut(ctx *context.Context, repo *models.Repository, lock *mode
 func GetListLockHandler(ctx *context.Context) {
 	rv := getRequestContext(ctx)
 
-	repository, err := models.GetRepositoryByOwnerAndName(rv.User, rv.Repo)
+	repository, err := repo_model.GetRepositoryByOwnerAndName(rv.User, rv.Repo)
 	if err != nil {
 		log.Debug("Could not find repository: %s/%s - %s", rv.User, rv.Repo, err)
 		ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
@@ -134,7 +135,7 @@ func PostLockHandler(ctx *context.Context) {
 	repoName := strings.TrimSuffix(ctx.Params("reponame"), ".git")
 	authorization := ctx.Req.Header.Get("Authorization")
 
-	repository, err := models.GetRepositoryByOwnerAndName(userName, repoName)
+	repository, err := repo_model.GetRepositoryByOwnerAndName(userName, repoName)
 	if err != nil {
 		log.Error("Unable to get repository: %s/%s Error: %v", userName, repoName, err)
 		ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
@@ -167,8 +168,7 @@ func PostLockHandler(ctx *context.Context) {
 		return
 	}
 
-	lock, err := models.CreateLFSLock(&models.LFSLock{
-		Repo:    repository,
+	lock, err := models.CreateLFSLock(repository, &models.LFSLock{
 		Path:    req.Path,
 		OwnerID: ctx.User.ID,
 	})
@@ -202,7 +202,7 @@ func VerifyLockHandler(ctx *context.Context) {
 	repoName := strings.TrimSuffix(ctx.Params("reponame"), ".git")
 	authorization := ctx.Req.Header.Get("Authorization")
 
-	repository, err := models.GetRepositoryByOwnerAndName(userName, repoName)
+	repository, err := repo_model.GetRepositoryByOwnerAndName(userName, repoName)
 	if err != nil {
 		log.Error("Unable to get repository: %s/%s Error: %v", userName, repoName, err)
 		ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
@@ -268,7 +268,7 @@ func UnLockHandler(ctx *context.Context) {
 	repoName := strings.TrimSuffix(ctx.Params("reponame"), ".git")
 	authorization := ctx.Req.Header.Get("Authorization")
 
-	repository, err := models.GetRepositoryByOwnerAndName(userName, repoName)
+	repository, err := repo_model.GetRepositoryByOwnerAndName(userName, repoName)
 	if err != nil {
 		log.Error("Unable to get repository: %s/%s Error: %v", userName, repoName, err)
 		ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
@@ -301,7 +301,7 @@ func UnLockHandler(ctx *context.Context) {
 		return
 	}
 
-	lock, err := models.DeleteLFSLockByID(ctx.ParamsInt64("lid"), ctx.User, req.Force)
+	lock, err := models.DeleteLFSLockByID(ctx.ParamsInt64("lid"), repository, ctx.User, req.Force)
 	if err != nil {
 		if models.IsErrLFSUnauthorizedAction(err) {
 			ctx.Resp.Header().Set("WWW-Authenticate", "Basic realm=gitea-lfs")
diff --git a/services/lfs/server.go b/services/lfs/server.go
index 2b0c8265c0..df0a8bd39a 100644
--- a/services/lfs/server.go
+++ b/services/lfs/server.go
@@ -20,6 +20,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/context"
@@ -195,7 +196,7 @@ func BatchHandler(ctx *context.Context) {
 			return
 		}
 
-		meta, err := repository.GetLFSMetaObjectByOid(p.Oid)
+		meta, err := models.GetLFSMetaObjectByOid(repository.ID, p.Oid)
 		if err != nil && err != models.ErrLFSObjectNotExist {
 			log.Error("Unable to get LFS MetaObject [%s] for %s/%s. Error: %v", p.Oid, rc.User, rc.Repo, err)
 			writeStatus(ctx, http.StatusInternalServerError)
@@ -333,7 +334,7 @@ func UploadHandler(ctx *context.Context) {
 		} else {
 			writeStatus(ctx, http.StatusInternalServerError)
 		}
-		if _, err = repository.RemoveLFSMetaObjectByOid(p.Oid); err != nil {
+		if _, err = models.RemoveLFSMetaObjectByOid(repository.ID, p.Oid); err != nil {
 			log.Error("Error whilst removing metaobject for LFS OID[%s]: %v", p.Oid, err)
 		}
 		return
@@ -396,7 +397,7 @@ func getAuthenticatedMeta(ctx *context.Context, rc *requestContext, p lfs_module
 		return nil
 	}
 
-	meta, err := repository.GetLFSMetaObjectByOid(p.Oid)
+	meta, err := models.GetLFSMetaObjectByOid(repository.ID, p.Oid)
 	if err != nil {
 		log.Error("Unable to get LFS OID[%s] Error: %v", p.Oid, err)
 		writeStatus(ctx, http.StatusNotFound)
@@ -406,8 +407,8 @@ func getAuthenticatedMeta(ctx *context.Context, rc *requestContext, p lfs_module
 	return meta
 }
 
-func getAuthenticatedRepository(ctx *context.Context, rc *requestContext, requireWrite bool) *models.Repository {
-	repository, err := models.GetRepositoryByOwnerAndName(rc.User, rc.Repo)
+func getAuthenticatedRepository(ctx *context.Context, rc *requestContext, requireWrite bool) *repo_model.Repository {
+	repository, err := repo_model.GetRepositoryByOwnerAndName(rc.User, rc.Repo)
 	if err != nil {
 		log.Error("Unable to get repository: %s/%s Error: %v", rc.User, rc.Repo, err)
 		writeStatus(ctx, http.StatusNotFound)
@@ -480,7 +481,7 @@ func writeStatusMessage(ctx *context.Context, status int, message string) {
 
 // authenticate uses the authorization string to determine whether
 // or not to proceed. This server assumes an HTTP Basic auth format.
-func authenticate(ctx *context.Context, repository *models.Repository, authorization string, requireSigned, requireWrite bool) bool {
+func authenticate(ctx *context.Context, repository *repo_model.Repository, authorization string, requireSigned, requireWrite bool) bool {
 	accessMode := perm.AccessModeRead
 	if requireWrite {
 		accessMode = perm.AccessModeWrite
@@ -508,7 +509,7 @@ func authenticate(ctx *context.Context, repository *models.Repository, authoriza
 	return true
 }
 
-func handleLFSToken(tokenSHA string, target *models.Repository, mode perm.AccessMode) (*user_model.User, error) {
+func handleLFSToken(tokenSHA string, target *repo_model.Repository, mode perm.AccessMode) (*user_model.User, error) {
 	if !strings.Contains(tokenSHA, ".") {
 		return nil, nil
 	}
@@ -543,7 +544,7 @@ func handleLFSToken(tokenSHA string, target *models.Repository, mode perm.Access
 	return u, nil
 }
 
-func parseToken(authorization string, target *models.Repository, mode perm.AccessMode) (*user_model.User, error) {
+func parseToken(authorization string, target *repo_model.Repository, mode perm.AccessMode) (*user_model.User, error) {
 	if authorization == "" {
 		return nil, fmt.Errorf("no token")
 	}
diff --git a/services/mailer/mail.go b/services/mailer/mail.go
index a9978be8b1..91d39abead 100644
--- a/services/mailer/mail.go
+++ b/services/mailer/mail.go
@@ -16,6 +16,7 @@ import (
 	texttmpl "text/template"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/base"
 	"code.gitea.io/gitea/modules/emoji"
@@ -176,7 +177,7 @@ func SendRegisterNotifyMail(u *user_model.User) {
 }
 
 // SendCollaboratorMail sends mail notification to new collaborator.
-func SendCollaboratorMail(u, doer *user_model.User, repo *models.Repository) {
+func SendCollaboratorMail(u, doer *user_model.User, repo *repo_model.Repository) {
 	if setting.MailService == nil {
 		// No mail service configured
 		return
diff --git a/services/mailer/mail_issue.go b/services/mailer/mail_issue.go
index 1fbe68e022..22ebbb1a9c 100644
--- a/services/mailer/mail_issue.go
+++ b/services/mailer/mail_issue.go
@@ -139,7 +139,7 @@ func mailIssueCommentBatch(ctx *mailCommentContext, users []*user_model.User, vi
 		visited[user.ID] = true
 
 		// test if this user is allowed to see the issue/pull
-		if !ctx.Issue.Repo.CheckUnitUser(user, checkUnit) {
+		if !models.CheckRepoUnitUser(ctx.Issue.Repo, user, checkUnit) {
 			continue
 		}
 
diff --git a/services/mailer/mail_repo.go b/services/mailer/mail_repo.go
index 8a2eeac087..51b16aa7e2 100644
--- a/services/mailer/mail_repo.go
+++ b/services/mailer/mail_repo.go
@@ -9,6 +9,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/templates"
@@ -16,7 +17,7 @@ import (
 )
 
 // SendRepoTransferNotifyMail triggers a notification e-mail when a pending repository transfer was created
-func SendRepoTransferNotifyMail(doer, newOwner *user_model.User, repo *models.Repository) error {
+func SendRepoTransferNotifyMail(doer, newOwner *user_model.User, repo *repo_model.Repository) error {
 	if setting.MailService == nil {
 		// No mail service configured
 		return nil
@@ -46,7 +47,7 @@ func SendRepoTransferNotifyMail(doer, newOwner *user_model.User, repo *models.Re
 }
 
 // sendRepoTransferNotifyMail triggers a notification e-mail when a pending repository transfer was created for each language
-func sendRepoTransferNotifyMailPerLang(lang string, newOwner, doer *user_model.User, emails []string, repo *models.Repository) error {
+func sendRepoTransferNotifyMailPerLang(lang string, newOwner, doer *user_model.User, emails []string, repo *repo_model.Repository) error {
 	var (
 		locale  = translation.NewLocale(lang)
 		content bytes.Buffer
diff --git a/services/mailer/mail_test.go b/services/mailer/mail_test.go
index 8e8cd98231..1ce1020d07 100644
--- a/services/mailer/mail_test.go
+++ b/services/mailer/mail_test.go
@@ -11,6 +11,7 @@ import (
 	texttmpl "text/template"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -41,7 +42,7 @@ const bodyTpl = `
 </html>
 `
 
-func prepareMailerTest(t *testing.T) (doer *user_model.User, repo *models.Repository, issue *models.Issue, comment *models.Comment) {
+func prepareMailerTest(t *testing.T) (doer *user_model.User, repo *repo_model.Repository, issue *models.Issue, comment *models.Comment) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	var mailService = setting.Mailer{
 		From: "test@gitea.com",
@@ -51,7 +52,7 @@ func prepareMailerTest(t *testing.T) (doer *user_model.User, repo *models.Reposi
 	setting.Domain = "localhost"
 
 	doer = unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo = unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1, Owner: doer}).(*models.Repository)
+	repo = unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1, Owner: doer}).(*repo_model.Repository)
 	issue = unittest.AssertExistsAndLoadBean(t, &models.Issue{ID: 1, Repo: repo, Poster: doer}).(*models.Issue)
 	assert.NoError(t, issue.LoadRepo())
 	comment = unittest.AssertExistsAndLoadBean(t, &models.Comment{ID: 2, Issue: issue}).(*models.Comment)
diff --git a/services/migrations/gitea_uploader.go b/services/migrations/gitea_uploader.go
index 4808916c1d..0887aa1132 100644
--- a/services/migrations/gitea_uploader.go
+++ b/services/migrations/gitea_uploader.go
@@ -43,7 +43,7 @@ type GiteaLocalUploader struct {
 	doer           *user_model.User
 	repoOwner      string
 	repoName       string
-	repo           *models.Repository
+	repo           *repo_model.Repository
 	labels         sync.Map
 	milestones     sync.Map
 	issues         sync.Map
@@ -93,7 +93,7 @@ func (g *GiteaLocalUploader) CreateRepo(repo *base.Repository, opts base.Migrate
 		return err
 	}
 
-	var r *models.Repository
+	var r *repo_model.Repository
 	if opts.MigrateToRepoID <= 0 {
 		r, err = repo_module.CreateRepository(g.doer, owner, models.CreateRepoOptions{
 			Name:           g.repoName,
@@ -102,10 +102,10 @@ func (g *GiteaLocalUploader) CreateRepo(repo *base.Repository, opts base.Migrate
 			GitServiceType: opts.GitServiceType,
 			IsPrivate:      opts.Private,
 			IsMirror:       opts.Mirror,
-			Status:         models.RepositoryBeingMigrated,
+			Status:         repo_model.RepositoryBeingMigrated,
 		})
 	} else {
-		r, err = models.GetRepositoryByID(opts.MigrateToRepoID)
+		r, err = repo_model.GetRepositoryByID(opts.MigrateToRepoID)
 	}
 	if err != nil {
 		return err
@@ -979,6 +979,6 @@ func (g *GiteaLocalUploader) Finish() error {
 		return err
 	}
 
-	g.repo.Status = models.RepositoryReady
+	g.repo.Status = repo_model.RepositoryReady
 	return models.UpdateRepositoryCols(g.repo, "status")
 }
diff --git a/services/migrations/gitea_uploader_test.go b/services/migrations/gitea_uploader_test.go
index 45876dd960..7d4f77eac8 100644
--- a/services/migrations/gitea_uploader_test.go
+++ b/services/migrations/gitea_uploader_test.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/graceful"
@@ -53,9 +54,9 @@ func TestGiteaUploadRepo(t *testing.T) {
 	}, nil)
 	assert.NoError(t, err)
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{OwnerID: user.ID, Name: repoName}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{OwnerID: user.ID, Name: repoName}).(*repo_model.Repository)
 	assert.True(t, repo.HasWiki())
-	assert.EqualValues(t, models.RepositoryReady, repo.Status)
+	assert.EqualValues(t, repo_model.RepositoryReady, repo.Status)
 
 	milestones, _, err := models.GetMilestones(models.GetMilestonesOption{
 		RepoID: repo.ID,
diff --git a/services/migrations/migrate.go b/services/migrations/migrate.go
index 02b167b27c..65ecceddbe 100644
--- a/services/migrations/migrate.go
+++ b/services/migrations/migrate.go
@@ -15,6 +15,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	admin_model "code.gitea.io/gitea/models/admin"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/hostmatcher"
 	"code.gitea.io/gitea/modules/log"
@@ -106,7 +107,7 @@ func IsMigrateURLAllowed(remoteURL string, doer *user_model.User) error {
 }
 
 // MigrateRepository migrate repository according MigrateOptions
-func MigrateRepository(ctx context.Context, doer *user_model.User, ownerName string, opts base.MigrateOptions, messenger base.Messenger) (*models.Repository, error) {
+func MigrateRepository(ctx context.Context, doer *user_model.User, ownerName string, opts base.MigrateOptions, messenger base.Messenger) (*repo_model.Repository, error) {
 	err := IsMigrateURLAllowed(opts.CloneAddr, doer)
 	if err != nil {
 		return nil, err
diff --git a/services/mirror/mirror.go b/services/mirror/mirror.go
index dae6f2807b..2643200174 100644
--- a/services/mirror/mirror.go
+++ b/services/mirror/mirror.go
@@ -8,7 +8,7 @@ import (
 	"context"
 	"fmt"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/queue"
@@ -59,7 +59,7 @@ func Update(ctx context.Context, pullLimit, pushLimit int) error {
 
 	handler := func(idx int, bean interface{}, limit int) error {
 		var item SyncRequest
-		if m, ok := bean.(*models.Mirror); ok {
+		if m, ok := bean.(*repo_model.Mirror); ok {
 			if m.Repo == nil {
 				log.Error("Disconnected mirror found: %d", m.ID)
 				return nil
@@ -68,7 +68,7 @@ func Update(ctx context.Context, pullLimit, pushLimit int) error {
 				Type:   PullMirrorType,
 				RepoID: m.RepoID,
 			}
-		} else if m, ok := bean.(*models.PushMirror); ok {
+		} else if m, ok := bean.(*repo_model.PushMirror); ok {
 			if m.Repo == nil {
 				log.Error("Disconnected push-mirror found: %d", m.ID)
 				return nil
@@ -111,7 +111,7 @@ func Update(ctx context.Context, pullLimit, pushLimit int) error {
 	}
 
 	if pullLimit != 0 {
-		if err := models.MirrorsIterate(func(idx int, bean interface{}) error {
+		if err := repo_model.MirrorsIterate(func(idx int, bean interface{}) error {
 			return handler(idx, bean, pullLimit)
 		}); err != nil && err != errLimit {
 			log.Error("MirrorsIterate: %v", err)
@@ -119,7 +119,7 @@ func Update(ctx context.Context, pullLimit, pushLimit int) error {
 		}
 	}
 	if pushLimit != 0 {
-		if err := models.PushMirrorsIterate(func(idx int, bean interface{}) error {
+		if err := repo_model.PushMirrorsIterate(func(idx int, bean interface{}) error {
 			return handler(idx, bean, pushLimit)
 		}); err != nil && err != errLimit {
 			log.Error("PushMirrorsIterate: %v", err)
diff --git a/services/mirror/mirror_pull.go b/services/mirror/mirror_pull.go
index 7a2bc125c5..1a15849226 100644
--- a/services/mirror/mirror_pull.go
+++ b/services/mirror/mirror_pull.go
@@ -13,6 +13,7 @@ import (
 	"code.gitea.io/gitea/models"
 	admin_model "code.gitea.io/gitea/models/admin"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/cache"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/lfs"
@@ -29,7 +30,7 @@ import (
 const gitShortEmptySha = "0000000"
 
 // UpdateAddress writes new address to Git repository and database
-func UpdateAddress(m *models.Mirror, addr string) error {
+func UpdateAddress(m *repo_model.Mirror, addr string) error {
 	remoteName := m.GetRemoteName()
 	repoPath := m.Repo.RepoPath()
 	// Remove old remote
@@ -144,7 +145,7 @@ func parseRemoteUpdateOutput(output string) []*mirrorSyncResult {
 }
 
 func pruneBrokenReferences(ctx context.Context,
-	m *models.Mirror,
+	m *repo_model.Mirror,
 	repoPath string,
 	timeout time.Duration,
 	stdoutBuilder, stderrBuilder *strings.Builder,
@@ -181,7 +182,7 @@ func pruneBrokenReferences(ctx context.Context,
 }
 
 // runSync returns true if sync finished without error.
-func runSync(ctx context.Context, m *models.Mirror) ([]*mirrorSyncResult, bool) {
+func runSync(ctx context.Context, m *repo_model.Mirror) ([]*mirrorSyncResult, bool) {
 	repoPath := m.Repo.RepoPath()
 	wikiPath := m.Repo.WikiPath()
 	timeout := time.Duration(setting.Git.Timeout.Mirror) * time.Second
@@ -271,7 +272,7 @@ func runSync(ctx context.Context, m *models.Mirror) ([]*mirrorSyncResult, bool)
 	gitRepo.Close()
 
 	log.Trace("SyncMirrors [repo: %-v]: updating size of repository", m.Repo)
-	if err := m.Repo.UpdateSize(db.DefaultContext); err != nil {
+	if err := models.UpdateRepoSize(db.DefaultContext, m.Repo); err != nil {
 		log.Error("Failed to update size for mirror repository: %v", err)
 	}
 
@@ -362,7 +363,7 @@ func SyncPullMirror(ctx context.Context, repoID int64) bool {
 		log.Error("PANIC whilst syncMirrors[%d] Panic: %v\nStacktrace: %s", repoID, err, log.Stack(2))
 	}()
 
-	m, err := models.GetMirrorByRepoID(repoID)
+	m, err := repo_model.GetMirrorByRepoID(repoID)
 	if err != nil {
 		log.Error("GetMirrorByRepoID [%d]: %v", repoID, err)
 		return false
@@ -379,7 +380,7 @@ func SyncPullMirror(ctx context.Context, repoID int64) bool {
 
 	log.Trace("SyncMirrors [repo: %-v]: Scheduling next update", m.Repo)
 	m.ScheduleNextUpdate()
-	if err = models.UpdateMirror(m); err != nil {
+	if err = repo_model.UpdateMirror(m); err != nil {
 		log.Error("UpdateMirror [%d]: %v", m.RepoID, err)
 		return false
 	}
@@ -485,7 +486,7 @@ func SyncPullMirror(ctx context.Context, repoID int64) bool {
 	return true
 }
 
-func checkAndUpdateEmptyRepository(m *models.Mirror, gitRepo *git.Repository, results []*mirrorSyncResult) bool {
+func checkAndUpdateEmptyRepository(m *repo_model.Mirror, gitRepo *git.Repository, results []*mirrorSyncResult) bool {
 	if !m.Repo.IsEmpty {
 		return true
 	}
diff --git a/services/mirror/mirror_push.go b/services/mirror/mirror_push.go
index cf205e7b51..e1c395ea74 100644
--- a/services/mirror/mirror_push.go
+++ b/services/mirror/mirror_push.go
@@ -12,7 +12,7 @@ import (
 	"regexp"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/lfs"
 	"code.gitea.io/gitea/modules/log"
@@ -26,7 +26,7 @@ import (
 var stripExitStatus = regexp.MustCompile(`exit status \d+ - `)
 
 // AddPushMirrorRemote registers the push mirror remote.
-func AddPushMirrorRemote(m *models.PushMirror, addr string) error {
+func AddPushMirrorRemote(m *repo_model.PushMirror, addr string) error {
 	addRemoteAndConfig := func(addr, path string) error {
 		if _, err := git.NewCommand("remote", "add", "--mirror=push", m.RemoteName, addr).RunInDir(path); err != nil {
 			return err
@@ -57,7 +57,7 @@ func AddPushMirrorRemote(m *models.PushMirror, addr string) error {
 }
 
 // RemovePushMirrorRemote removes the push mirror remote.
-func RemovePushMirrorRemote(m *models.PushMirror) error {
+func RemovePushMirrorRemote(m *repo_model.PushMirror) error {
 	cmd := git.NewCommand("remote", "rm", m.RemoteName)
 
 	if _, err := cmd.RunInDir(m.Repo.RepoPath()); err != nil {
@@ -86,7 +86,7 @@ func SyncPushMirror(ctx context.Context, mirrorID int64) bool {
 		log.Error("PANIC whilst syncPushMirror[%d] Panic: %v\nStacktrace: %s", mirrorID, err, log.Stack(2))
 	}()
 
-	m, err := models.GetPushMirrorByID(mirrorID)
+	m, err := repo_model.GetPushMirrorByID(mirrorID)
 	if err != nil {
 		log.Error("GetPushMirrorByID [%d]: %v", mirrorID, err)
 		return false
@@ -106,7 +106,7 @@ func SyncPushMirror(ctx context.Context, mirrorID int64) bool {
 
 	m.LastUpdateUnix = timeutil.TimeStampNow()
 
-	if err := models.UpdatePushMirror(m); err != nil {
+	if err := repo_model.UpdatePushMirror(m); err != nil {
 		log.Error("UpdatePushMirror [%d]: %v", m.ID, err)
 
 		return false
@@ -117,7 +117,7 @@ func SyncPushMirror(ctx context.Context, mirrorID int64) bool {
 	return err == nil
 }
 
-func runPushSync(ctx context.Context, m *models.PushMirror) error {
+func runPushSync(ctx context.Context, m *repo_model.PushMirror) error {
 	timeout := time.Duration(setting.Git.Timeout.Mirror) * time.Second
 
 	performPush := func(path string) error {
diff --git a/services/org/org.go b/services/org/org.go
index 834c6e5aba..4c0cfe87fc 100644
--- a/services/org/org.go
+++ b/services/org/org.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/storage"
 	"code.gitea.io/gitea/modules/util"
@@ -23,7 +24,7 @@ func DeleteOrganization(org *models.Organization) error {
 	defer commiter.Close()
 
 	// Check ownership of repository.
-	count, err := models.GetRepositoryCount(ctx, org.ID)
+	count, err := repo_model.GetRepositoryCount(ctx, org.ID)
 	if err != nil {
 		return fmt.Errorf("GetRepositoryCount: %v", err)
 	} else if count > 0 {
diff --git a/services/pull/check.go b/services/pull/check.go
index 03d4a39919..363a716b28 100644
--- a/services/pull/check.go
+++ b/services/pull/check.go
@@ -13,6 +13,8 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -70,7 +72,7 @@ func checkAndUpdateStatus(pr *models.PullRequest) {
 func getMergeCommit(pr *models.PullRequest) (*git.Commit, error) {
 	if pr.BaseRepo == nil {
 		var err error
-		pr.BaseRepo, err = models.GetRepositoryByID(pr.BaseRepoID)
+		pr.BaseRepo, err = repo_model.GetRepositoryByID(pr.BaseRepoID)
 		if err != nil {
 			return nil, fmt.Errorf("GetRepositoryByID: %v", err)
 		}
@@ -165,7 +167,7 @@ func manuallyMerged(pr *models.PullRequest) bool {
 		// When the commit author is unknown set the BaseRepo owner as merger
 		if merger == nil {
 			if pr.BaseRepo.Owner == nil {
-				if err = pr.BaseRepo.GetOwner(); err != nil {
+				if err = pr.BaseRepo.GetOwner(db.DefaultContext); err != nil {
 					log.Error("BaseRepo.GetOwner[%d]: %v", pr.ID, err)
 					return false
 				}
@@ -240,7 +242,7 @@ func handle(data ...queue.Data) {
 }
 
 // CheckPrsForBaseBranch check all pulls with bseBrannch
-func CheckPrsForBaseBranch(baseRepo *models.Repository, baseBranchName string) error {
+func CheckPrsForBaseBranch(baseRepo *repo_model.Repository, baseBranchName string) error {
 	prs, err := models.GetUnmergedPullRequestsByBaseInfo(baseRepo.ID, baseBranchName)
 	if err != nil {
 		return err
diff --git a/services/pull/lfs.go b/services/pull/lfs.go
index b902c63619..c9ec415cb1 100644
--- a/services/pull/lfs.go
+++ b/services/pull/lfs.go
@@ -114,7 +114,7 @@ func createLFSMetaObjectsFromCatFileBatch(catFileBatchReader *io.PipeReader, wg
 		}
 
 		// Then we need to check that this pointer is in the db
-		if _, err := pr.HeadRepo.GetLFSMetaObjectByOid(pointer.Oid); err != nil {
+		if _, err := models.GetLFSMetaObjectByOid(pr.HeadRepo.ID, pointer.Oid); err != nil {
 			if err == models.ErrLFSObjectNotExist {
 				log.Warn("During merge of: %d in %-v, there is a pointer to LFS Oid: %s which although present in the LFS store is not associated with the head repo %-v", pr.Index, pr.BaseRepo, pointer.Oid, pr.HeadRepo)
 				continue
diff --git a/services/pull/merge.go b/services/pull/merge.go
index 75c089eee8..49050d6bee 100644
--- a/services/pull/merge.go
+++ b/services/pull/merge.go
@@ -16,6 +16,8 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/cache"
@@ -31,7 +33,7 @@ import (
 // Merge merges pull request to base repository.
 // Caller should check PR is ready to be merged (review and status checks)
 // FIXME: add repoWorkingPull make sure two merges does not happen at same time.
-func Merge(pr *models.PullRequest, doer *user_model.User, baseGitRepo *git.Repository, mergeStyle models.MergeStyle, message string) (err error) {
+func Merge(pr *models.PullRequest, doer *user_model.User, baseGitRepo *git.Repository, mergeStyle repo_model.MergeStyle, message string) (err error) {
 	if err = pr.LoadHeadRepo(); err != nil {
 		log.Error("LoadHeadRepo: %v", err)
 		return fmt.Errorf("LoadHeadRepo: %v", err)
@@ -76,7 +78,7 @@ func Merge(pr *models.PullRequest, doer *user_model.User, baseGitRepo *git.Repos
 	if err := pr.Issue.LoadRepo(); err != nil {
 		log.Error("loadRepo for issue [%d]: %v", pr.ID, err)
 	}
-	if err := pr.Issue.Repo.GetOwner(); err != nil {
+	if err := pr.Issue.Repo.GetOwner(db.DefaultContext); err != nil {
 		log.Error("GetOwner for issue repo [%d]: %v", pr.ID, err)
 	}
 
@@ -111,7 +113,7 @@ func Merge(pr *models.PullRequest, doer *user_model.User, baseGitRepo *git.Repos
 }
 
 // rawMerge perform the merge operation without changing any pull information in database
-func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.MergeStyle, message string) (string, error) {
+func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle repo_model.MergeStyle, message string) (string, error) {
 	err := git.LoadGitVersion()
 	if err != nil {
 		log.Error("git.LoadGitVersion: %v", err)
@@ -219,7 +221,7 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 		sign, keyID, signer, _ := pr.SignMerge(doer, tmpBasePath, "HEAD", trackingBranch)
 		if sign {
 			signArg = "-S" + keyID
-			if pr.BaseRepo.GetTrustModel() == models.CommitterTrustModel || pr.BaseRepo.GetTrustModel() == models.CollaboratorCommitterTrustModel {
+			if pr.BaseRepo.GetTrustModel() == repo_model.CommitterTrustModel || pr.BaseRepo.GetTrustModel() == repo_model.CollaboratorCommitterTrustModel {
 				committer = signer
 			}
 		} else if git.CheckGitVersionAtLeast("2.0.0") == nil {
@@ -241,7 +243,7 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 
 	// Merge commits.
 	switch mergeStyle {
-	case models.MergeStyleMerge:
+	case repo_model.MergeStyleMerge:
 		cmd := git.NewCommand("merge", "--no-ff", "--no-commit", trackingBranch)
 		if err := runMergeCommand(pr, mergeStyle, cmd, tmpBasePath); err != nil {
 			log.Error("Unable to merge tracking into base: %v", err)
@@ -252,11 +254,11 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 			log.Error("Unable to make final commit: %v", err)
 			return "", err
 		}
-	case models.MergeStyleRebase:
+	case repo_model.MergeStyleRebase:
 		fallthrough
-	case models.MergeStyleRebaseUpdate:
+	case repo_model.MergeStyleRebaseUpdate:
 		fallthrough
-	case models.MergeStyleRebaseMerge:
+	case repo_model.MergeStyleRebaseMerge:
 		// Checkout head branch
 		if err := git.NewCommand("checkout", "-b", stagingBranch, trackingBranch).RunInDirPipeline(tmpBasePath, &outbuf, &errbuf); err != nil {
 			log.Error("git checkout base prior to merge post staging rebase [%s:%s -> %s:%s]: %v\n%s\n%s", pr.HeadRepo.FullName(), pr.HeadBranch, pr.BaseRepo.FullName(), pr.BaseBranch, err, outbuf.String(), errbuf.String())
@@ -309,7 +311,7 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 		errbuf.Reset()
 
 		// not need merge, just update by rebase. so skip
-		if mergeStyle == models.MergeStyleRebaseUpdate {
+		if mergeStyle == repo_model.MergeStyleRebaseUpdate {
 			break
 		}
 
@@ -322,7 +324,7 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 		errbuf.Reset()
 
 		cmd := git.NewCommand("merge")
-		if mergeStyle == models.MergeStyleRebase {
+		if mergeStyle == repo_model.MergeStyleRebase {
 			cmd.AddArguments("--ff-only")
 		} else {
 			cmd.AddArguments("--no-ff", "--no-commit")
@@ -334,13 +336,13 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 			log.Error("Unable to merge staging into base: %v", err)
 			return "", err
 		}
-		if mergeStyle == models.MergeStyleRebaseMerge {
+		if mergeStyle == repo_model.MergeStyleRebaseMerge {
 			if err := commitAndSignNoAuthor(pr, message, signArg, tmpBasePath, env); err != nil {
 				log.Error("Unable to make final commit: %v", err)
 				return "", err
 			}
 		}
-	case models.MergeStyleSquash:
+	case repo_model.MergeStyleSquash:
 		// Merge with squash
 		cmd := git.NewCommand("merge", "--squash", trackingBranch)
 		if err := runMergeCommand(pr, mergeStyle, cmd, tmpBasePath); err != nil {
@@ -398,7 +400,7 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 	}
 
 	var headUser *user_model.User
-	err = pr.HeadRepo.GetOwner()
+	err = pr.HeadRepo.GetOwner(db.DefaultContext)
 	if err != nil {
 		if !user_model.IsErrUserNotExist(err) {
 			log.Error("Can't find user: %d for head repository - %v", pr.HeadRepo.OwnerID, err)
@@ -419,7 +421,7 @@ func rawMerge(pr *models.PullRequest, doer *user_model.User, mergeStyle models.M
 	)
 
 	var pushCmd *git.Command
-	if mergeStyle == models.MergeStyleRebaseUpdate {
+	if mergeStyle == repo_model.MergeStyleRebaseUpdate {
 		// force push the rebase result to head brach
 		pushCmd = git.NewCommand("push", "-f", "head_repo", stagingBranch+":"+git.BranchPrefix+pr.HeadBranch)
 	} else {
@@ -467,7 +469,7 @@ func commitAndSignNoAuthor(pr *models.PullRequest, message, signArg, tmpBasePath
 	return nil
 }
 
-func runMergeCommand(pr *models.PullRequest, mergeStyle models.MergeStyle, cmd *git.Command, tmpBasePath string) error {
+func runMergeCommand(pr *models.PullRequest, mergeStyle repo_model.MergeStyle, cmd *git.Command, tmpBasePath string) error {
 	var outbuf, errbuf strings.Builder
 	if err := cmd.RunInDirPipeline(tmpBasePath, &outbuf, &errbuf); err != nil {
 		// Merge will leave a MERGE_HEAD file in the .git folder if there is a conflict
@@ -567,7 +569,7 @@ func IsUserAllowedToMerge(pr *models.PullRequest, p models.Permission, user *use
 		return false, err
 	}
 
-	if (p.CanWrite(unit.TypeCode) && pr.ProtectedBranch == nil) || (pr.ProtectedBranch != nil && pr.ProtectedBranch.IsUserMergeWhitelisted(user.ID, p)) {
+	if (p.CanWrite(unit.TypeCode) && pr.ProtectedBranch == nil) || (pr.ProtectedBranch != nil && models.IsUserMergeWhitelisted(pr.ProtectedBranch, user.ID, p)) {
 		return true, nil
 	}
 
@@ -641,8 +643,8 @@ func MergedManually(pr *models.PullRequest, doer *user_model.User, baseGitRepo *
 	prConfig := prUnit.PullRequestsConfig()
 
 	// Check if merge style is correct and allowed
-	if !prConfig.IsMergeStyleAllowed(models.MergeStyleManuallyMerged) {
-		return models.ErrInvalidMergeStyle{ID: pr.BaseRepo.ID, Style: models.MergeStyleManuallyMerged}
+	if !prConfig.IsMergeStyleAllowed(repo_model.MergeStyleManuallyMerged) {
+		return models.ErrInvalidMergeStyle{ID: pr.BaseRepo.ID, Style: repo_model.MergeStyleManuallyMerged}
 	}
 
 	if len(commitID) < 40 {
diff --git a/services/pull/pull.go b/services/pull/pull.go
index 8bfe20c80e..474c211622 100644
--- a/services/pull/pull.go
+++ b/services/pull/pull.go
@@ -15,6 +15,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/graceful"
@@ -26,7 +27,7 @@ import (
 )
 
 // NewPullRequest creates new pull request with labels for repository.
-func NewPullRequest(repo *models.Repository, pull *models.Issue, labelIDs []int64, uuids []string, pr *models.PullRequest, assigneeIDs []int64) error {
+func NewPullRequest(repo *repo_model.Repository, pull *models.Issue, labelIDs []int64, uuids []string, pr *models.PullRequest, assigneeIDs []int64) error {
 	if err := TestPatch(pr); err != nil {
 		return err
 	}
@@ -211,7 +212,7 @@ func ChangeTargetBranch(pr *models.PullRequest, doer *user_model.User, targetBra
 }
 
 func checkForInvalidation(requests models.PullRequestList, repoID int64, doer *user_model.User, branch string) error {
-	repo, err := models.GetRepositoryByID(repoID)
+	repo, err := repo_model.GetRepositoryByID(repoID)
 	if err != nil {
 		return fmt.Errorf("GetRepositoryByID: %v", err)
 	}
@@ -524,7 +525,7 @@ func CloseBranchPulls(doer *user_model.User, repoID int64, branch string) error
 }
 
 // CloseRepoBranchesPulls close all pull requests which head branches are in the given repository, but only whose base repo is not in the given repository
-func CloseRepoBranchesPulls(doer *user_model.User, repo *models.Repository) error {
+func CloseRepoBranchesPulls(doer *user_model.User, repo *repo_model.Repository) error {
 	branches, _, err := git.GetBranchesByPath(repo.RepoPath(), 0, 0)
 	if err != nil {
 		return err
@@ -575,7 +576,7 @@ func GetSquashMergeCommitMessages(pr *models.PullRequest) string {
 
 	if pr.HeadRepo == nil {
 		var err error
-		pr.HeadRepo, err = models.GetRepositoryByID(pr.HeadRepoID)
+		pr.HeadRepo, err = repo_model.GetRepositoryByID(pr.HeadRepoID)
 		if err != nil {
 			log.Error("GetRepositoryById[%d]: %v", pr.HeadRepoID, err)
 			return ""
diff --git a/services/pull/review.go b/services/pull/review.go
index 31c2e99782..3f2e4bdf5f 100644
--- a/services/pull/review.go
+++ b/services/pull/review.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -115,7 +116,7 @@ func CreateCodeComment(doer *user_model.User, gitRepo *git.Repository, issue *mo
 var notEnoughLines = regexp.MustCompile(`exit status 128 - fatal: file .* has only \d+ lines?`)
 
 // createCodeComment creates a plain code comment at the specified line / path
-func createCodeComment(doer *user_model.User, repo *models.Repository, issue *models.Issue, content, treePath string, line, reviewID int64) (*models.Comment, error) {
+func createCodeComment(doer *user_model.User, repo *repo_model.Repository, issue *models.Issue, content, treePath string, line, reviewID int64) (*models.Comment, error) {
 	var commitID, patch string
 	if err := issue.LoadPullRequest(); err != nil {
 		return nil, fmt.Errorf("GetPullRequestByIssueID: %v", err)
diff --git a/services/pull/temp_repo.go b/services/pull/temp_repo.go
index e30dba7add..d5dc8a5c4b 100644
--- a/services/pull/temp_repo.go
+++ b/services/pull/temp_repo.go
@@ -12,6 +12,8 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
 )
@@ -24,7 +26,7 @@ func createTemporaryRepo(pr *models.PullRequest) (string, error) {
 		return "", fmt.Errorf("LoadHeadRepo: %v", err)
 	} else if pr.HeadRepo == nil {
 		log.Error("Pr %d HeadRepo %d does not exist", pr.ID, pr.HeadRepoID)
-		return "", &models.ErrRepoNotExist{
+		return "", &repo_model.ErrRepoNotExist{
 			ID: pr.HeadRepoID,
 		}
 	} else if err := pr.LoadBaseRepo(); err != nil {
@@ -32,13 +34,13 @@ func createTemporaryRepo(pr *models.PullRequest) (string, error) {
 		return "", fmt.Errorf("LoadBaseRepo: %v", err)
 	} else if pr.BaseRepo == nil {
 		log.Error("Pr %d BaseRepo %d does not exist", pr.ID, pr.BaseRepoID)
-		return "", &models.ErrRepoNotExist{
+		return "", &repo_model.ErrRepoNotExist{
 			ID: pr.BaseRepoID,
 		}
-	} else if err := pr.HeadRepo.GetOwner(); err != nil {
+	} else if err := pr.HeadRepo.GetOwner(db.DefaultContext); err != nil {
 		log.Error("HeadRepo.GetOwner: %v", err)
 		return "", fmt.Errorf("HeadRepo.GetOwner: %v", err)
-	} else if err := pr.BaseRepo.GetOwner(); err != nil {
+	} else if err := pr.BaseRepo.GetOwner(db.DefaultContext); err != nil {
 		log.Error("BaseRepo.GetOwner: %v", err)
 		return "", fmt.Errorf("BaseRepo.GetOwner: %v", err)
 	}
diff --git a/services/pull/update.go b/services/pull/update.go
index ef6e84598e..25c6d36308 100644
--- a/services/pull/update.go
+++ b/services/pull/update.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -17,12 +18,12 @@ import (
 func Update(pull *models.PullRequest, doer *user_model.User, message string, rebase bool) error {
 	var (
 		pr    *models.PullRequest
-		style models.MergeStyle
+		style repo_model.MergeStyle
 	)
 
 	if rebase {
 		pr = pull
-		style = models.MergeStyleRebaseUpdate
+		style = repo_model.MergeStyleRebaseUpdate
 	} else {
 		//use merge functions but switch repo's and branch's
 		pr = &models.PullRequest{
@@ -31,7 +32,7 @@ func Update(pull *models.PullRequest, doer *user_model.User, message string, reb
 			HeadBranch: pull.BaseBranch,
 			BaseBranch: pull.HeadBranch,
 		}
-		style = models.MergeStyleMerge
+		style = repo_model.MergeStyleMerge
 	}
 
 	if pull.Flow == models.PullRequestFlowAGit {
diff --git a/services/release/release.go b/services/release/release.go
index ec1494d426..e20b91ece0 100644
--- a/services/release/release.go
+++ b/services/release/release.go
@@ -31,7 +31,7 @@ func createTag(gitRepo *git.Repository, rel *models.Release, msg string) (bool,
 				return false, err
 			}
 
-			protectedTags, err := rel.Repo.GetProtectedTags()
+			protectedTags, err := models.GetProtectedTags(rel.Repo.ID)
 			if err != nil {
 				return false, fmt.Errorf("GetProtectedTags: %v", err)
 			}
@@ -137,7 +137,7 @@ func CreateRelease(gitRepo *git.Repository, rel *models.Release, attachmentUUIDs
 }
 
 // CreateNewTag creates a new repository tag
-func CreateNewTag(doer *user_model.User, repo *models.Repository, commit, tagName, msg string) error {
+func CreateNewTag(doer *user_model.User, repo *repo_model.Repository, commit, tagName, msg string) error {
 	isExist, err := models.IsReleaseExist(repo.ID, tagName)
 	if err != nil {
 		return err
@@ -285,7 +285,7 @@ func DeleteReleaseByID(id int64, doer *user_model.User, delTag bool) error {
 		return fmt.Errorf("GetReleaseByID: %v", err)
 	}
 
-	repo, err := models.GetRepositoryByID(rel.RepoID)
+	repo, err := repo_model.GetRepositoryByID(rel.RepoID)
 	if err != nil {
 		return fmt.Errorf("GetRepositoryByID: %v", err)
 	}
diff --git a/services/release/release_test.go b/services/release/release_test.go
index 29ff78ca3a..b41eea7e9e 100644
--- a/services/release/release_test.go
+++ b/services/release/release_test.go
@@ -28,8 +28,8 @@ func TestRelease_Create(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
-	repoPath := models.RepoPath(user.Name, repo.Name)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repoPath := repo_model.RepoPath(user.Name, repo.Name)
 
 	gitRepo, err := git.OpenRepository(repoPath)
 	assert.NoError(t, err)
@@ -132,8 +132,8 @@ func TestRelease_Update(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
-	repoPath := models.RepoPath(user.Name, repo.Name)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repoPath := repo_model.RepoPath(user.Name, repo.Name)
 
 	gitRepo, err := git.OpenRepository(repoPath)
 	assert.NoError(t, err)
@@ -274,8 +274,8 @@ func TestRelease_createTag(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
-	repoPath := models.RepoPath(user.Name, repo.Name)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
+	repoPath := repo_model.RepoPath(user.Name, repo.Name)
 
 	gitRepo, err := git.OpenRepository(repoPath)
 	assert.NoError(t, err)
@@ -356,7 +356,7 @@ func TestRelease_createTag(t *testing.T) {
 func TestCreateNewTag(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 
 	assert.NoError(t, CreateNewTag(user, repo, "master", "v2.0",
 		"v2.0 is released \n\n BUGFIX: .... \n\n 123"))
diff --git a/services/repository/adopt.go b/services/repository/adopt.go
index 5503155ab0..d5b851d108 100644
--- a/services/repository/adopt.go
+++ b/services/repository/adopt.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -25,7 +26,7 @@ import (
 )
 
 // AdoptRepository adopts pre-existing repository files for the user/organization.
-func AdoptRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*models.Repository, error) {
+func AdoptRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*repo_model.Repository, error) {
 	if !doer.IsAdmin && !u.CanCreateRepo() {
 		return nil, models.ErrReachLimitOfRepo{
 			Limit: u.MaxRepoCreation,
@@ -36,7 +37,7 @@ func AdoptRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*
 		opts.DefaultBranch = setting.Repository.DefaultBranch
 	}
 
-	repo := &models.Repository{
+	repo := &repo_model.Repository{
 		OwnerID:                         u.ID,
 		Owner:                           u,
 		OwnerName:                       u.Name,
@@ -53,14 +54,14 @@ func AdoptRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*
 	}
 
 	if err := db.WithTx(func(ctx context.Context) error {
-		repoPath := models.RepoPath(u.Name, repo.Name)
+		repoPath := repo_model.RepoPath(u.Name, repo.Name)
 		isExist, err := util.IsExist(repoPath)
 		if err != nil {
 			log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
 			return err
 		}
 		if !isExist {
-			return models.ErrRepoNotExist{
+			return repo_model.ErrRepoNotExist{
 				OwnerName: u.Name,
 				Name:      repo.Name,
 			}
@@ -72,7 +73,7 @@ func AdoptRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*
 		if err := adoptRepository(ctx, repoPath, doer, repo, opts); err != nil {
 			return fmt.Errorf("createDelegateHooks: %v", err)
 		}
-		if err := repo.CheckDaemonExportOK(ctx); err != nil {
+		if err := models.CheckDaemonExportOK(ctx, repo); err != nil {
 			return fmt.Errorf("checkDaemonExportOK: %v", err)
 		}
 
@@ -99,7 +100,7 @@ func AdoptRepository(doer, u *user_model.User, opts models.CreateRepoOptions) (*
 	return repo, nil
 }
 
-func adoptRepository(ctx context.Context, repoPath string, u *user_model.User, repo *models.Repository, opts models.CreateRepoOptions) (err error) {
+func adoptRepository(ctx context.Context, repoPath string, u *user_model.User, repo *repo_model.Repository, opts models.CreateRepoOptions) (err error) {
 	isExist, err := util.IsExist(repoPath)
 	if err != nil {
 		log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
@@ -115,7 +116,7 @@ func adoptRepository(ctx context.Context, repoPath string, u *user_model.User, r
 
 	// Re-fetch the repository from database before updating it (else it would
 	// override changes that were done earlier with sql)
-	if repo, err = models.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
+	if repo, err = repo_model.GetRepositoryByIDCtx(ctx, repo.ID); err != nil {
 		return fmt.Errorf("getRepositoryByID: %v", err)
 	}
 
@@ -191,20 +192,20 @@ func DeleteUnadoptedRepository(doer, u *user_model.User, repoName string) error
 		return err
 	}
 
-	repoPath := models.RepoPath(u.Name, repoName)
+	repoPath := repo_model.RepoPath(u.Name, repoName)
 	isExist, err := util.IsExist(repoPath)
 	if err != nil {
 		log.Error("Unable to check if %s exists. Error: %v", repoPath, err)
 		return err
 	}
 	if !isExist {
-		return models.ErrRepoNotExist{
+		return repo_model.ErrRepoNotExist{
 			OwnerName: u.Name,
 			Name:      repoName,
 		}
 	}
 
-	if exist, err := models.IsRepositoryExist(u, repoName); err != nil {
+	if exist, err := repo_model.IsRepositoryExist(u, repoName); err != nil {
 		return err
 	} else if exist {
 		return models.ErrRepoAlreadyExist{
diff --git a/services/repository/branch.go b/services/repository/branch.go
index 08310134bd..e1775fc12b 100644
--- a/services/repository/branch.go
+++ b/services/repository/branch.go
@@ -11,6 +11,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -20,7 +21,7 @@ import (
 )
 
 // CreateNewBranch creates a new repository branch
-func CreateNewBranch(doer *user_model.User, repo *models.Repository, oldBranchName, branchName string) (err error) {
+func CreateNewBranch(doer *user_model.User, repo *repo_model.Repository, oldBranchName, branchName string) (err error) {
 	// Check if branch name can be used
 	if err := checkBranchName(git.DefaultContext, repo, branchName); err != nil {
 		return err
@@ -47,7 +48,7 @@ func CreateNewBranch(doer *user_model.User, repo *models.Repository, oldBranchNa
 }
 
 // GetBranch returns a branch by its name
-func GetBranch(repo *models.Repository, branch string) (*git.Branch, error) {
+func GetBranch(repo *repo_model.Repository, branch string) (*git.Branch, error) {
 	if len(branch) == 0 {
 		return nil, fmt.Errorf("GetBranch: empty string for branch")
 	}
@@ -62,12 +63,12 @@ func GetBranch(repo *models.Repository, branch string) (*git.Branch, error) {
 
 // GetBranches returns branches from the repository, skipping skip initial branches and
 // returning at most limit branches, or all branches if limit is 0.
-func GetBranches(repo *models.Repository, skip, limit int) ([]*git.Branch, int, error) {
+func GetBranches(repo *repo_model.Repository, skip, limit int) ([]*git.Branch, int, error) {
 	return git.GetBranchesByPath(repo.RepoPath(), skip, limit)
 }
 
 // checkBranchName validates branch name with existing repository branches
-func checkBranchName(ctx context.Context, repo *models.Repository, name string) error {
+func checkBranchName(ctx context.Context, repo *repo_model.Repository, name string) error {
 	_, err := git.WalkReferences(ctx, repo.RepoPath(), func(refName string) error {
 		branchRefName := strings.TrimPrefix(refName, git.BranchPrefix)
 		switch {
@@ -97,7 +98,7 @@ func checkBranchName(ctx context.Context, repo *models.Repository, name string)
 }
 
 // CreateNewBranchFromCommit creates a new repository branch
-func CreateNewBranchFromCommit(doer *user_model.User, repo *models.Repository, commit, branchName string) (err error) {
+func CreateNewBranchFromCommit(doer *user_model.User, repo *repo_model.Repository, commit, branchName string) (err error) {
 	// Check if branch name can be used
 	if err := checkBranchName(git.DefaultContext, repo, branchName); err != nil {
 		return err
@@ -118,7 +119,7 @@ func CreateNewBranchFromCommit(doer *user_model.User, repo *models.Repository, c
 }
 
 // RenameBranch rename a branch
-func RenameBranch(repo *models.Repository, doer *user_model.User, gitRepo *git.Repository, from, to string) (string, error) {
+func RenameBranch(repo *repo_model.Repository, doer *user_model.User, gitRepo *git.Repository, from, to string) (string, error) {
 	if from == to {
 		return "target_exist", nil
 	}
@@ -131,7 +132,7 @@ func RenameBranch(repo *models.Repository, doer *user_model.User, gitRepo *git.R
 		return "from_not_exist", nil
 	}
 
-	if err := repo.RenameBranch(from, to, func(isDefault bool) error {
+	if err := models.RenameBranch(repo, from, to, func(isDefault bool) error {
 		err2 := gitRepo.RenameBranch(from, to)
 		if err2 != nil {
 			return err2
@@ -162,12 +163,12 @@ var (
 )
 
 // DeleteBranch delete branch
-func DeleteBranch(doer *user_model.User, repo *models.Repository, gitRepo *git.Repository, branchName string) error {
+func DeleteBranch(doer *user_model.User, repo *repo_model.Repository, gitRepo *git.Repository, branchName string) error {
 	if branchName == repo.DefaultBranch {
 		return ErrBranchIsDefault
 	}
 
-	isProtected, err := repo.IsProtectedBranch(branchName)
+	isProtected, err := models.IsProtectedBranch(repo.ID, branchName)
 	if err != nil {
 		return err
 	}
@@ -205,7 +206,7 @@ func DeleteBranch(doer *user_model.User, repo *models.Repository, gitRepo *git.R
 		log.Error("Update: %v", err)
 	}
 
-	if err := repo.AddDeletedBranch(branchName, commit.ID.String(), doer.ID); err != nil {
+	if err := models.AddDeletedBranch(repo.ID, branchName, commit.ID.String(), doer.ID); err != nil {
 		log.Warn("AddDeletedBranch: %v", err)
 	}
 
diff --git a/services/repository/cache.go b/services/repository/cache.go
index e574f1adb7..5b0c929be1 100644
--- a/services/repository/cache.go
+++ b/services/repository/cache.go
@@ -8,7 +8,7 @@ import (
 	"context"
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/cache"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/setting"
@@ -24,7 +24,7 @@ func getRefName(fullRefName string) string {
 }
 
 // CacheRef cachhe last commit information of the branch or the tag
-func CacheRef(ctx context.Context, repo *models.Repository, gitRepo *git.Repository, fullRefName string) error {
+func CacheRef(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, fullRefName string) error {
 	if !setting.CacheService.LastCommit.Enabled {
 		return nil
 	}
diff --git a/services/repository/check.go b/services/repository/check.go
index ab7539e555..7118b006bd 100644
--- a/services/repository/check.go
+++ b/services/repository/check.go
@@ -13,6 +13,7 @@ import (
 	"code.gitea.io/gitea/models"
 	admin_model "code.gitea.io/gitea/models/admin"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -27,10 +28,10 @@ func GitFsck(ctx context.Context, timeout time.Duration, args []string) error {
 
 	if err := db.Iterate(
 		db.DefaultContext,
-		new(models.Repository),
+		new(repo_model.Repository),
 		builder.Expr("id>0 AND is_fsck_enabled=?", true),
 		func(idx int, bean interface{}) error {
-			repo := bean.(*models.Repository)
+			repo := bean.(*repo_model.Repository)
 			select {
 			case <-ctx.Done():
 				return db.ErrCancelledf("before fsck of %s", repo.FullName())
@@ -62,10 +63,10 @@ func GitGcRepos(ctx context.Context, timeout time.Duration, args ...string) erro
 
 	if err := db.Iterate(
 		db.DefaultContext,
-		new(models.Repository),
+		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
-			repo := bean.(*models.Repository)
+			repo := bean.(*repo_model.Repository)
 			select {
 			case <-ctx.Done():
 				return db.ErrCancelledf("before GC of %s", repo.FullName())
@@ -96,7 +97,7 @@ func GitGcRepos(ctx context.Context, timeout time.Duration, args ...string) erro
 			}
 
 			// Now update the size of the repository
-			if err := repo.UpdateSize(db.DefaultContext); err != nil {
+			if err := models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
 				log.Error("Updating size as part of garbage collection failed for %v. Stdout: %s\nError: %v", repo, stdout, err)
 				desc := fmt.Sprintf("Updating size as part of garbage collection failed for %s. Stdout: %s\nError: %v", repo.RepoPath(), stdout, err)
 				if err = admin_model.CreateRepositoryNotice(desc); err != nil {
@@ -115,14 +116,14 @@ func GitGcRepos(ctx context.Context, timeout time.Duration, args ...string) erro
 	return nil
 }
 
-func gatherMissingRepoRecords(ctx context.Context) ([]*models.Repository, error) {
-	repos := make([]*models.Repository, 0, 10)
+func gatherMissingRepoRecords(ctx context.Context) ([]*repo_model.Repository, error) {
+	repos := make([]*repo_model.Repository, 0, 10)
 	if err := db.Iterate(
 		db.DefaultContext,
-		new(models.Repository),
+		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
-			repo := bean.(*models.Repository)
+			repo := bean.(*repo_model.Repository)
 			select {
 			case <-ctx.Done():
 				return db.ErrCancelledf("during gathering missing repo records before checking %s", repo.FullName())
diff --git a/services/repository/files/commit.go b/services/repository/files/commit.go
index 8f14ed8926..6bff1bb97f 100644
--- a/services/repository/files/commit.go
+++ b/services/repository/files/commit.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/structs"
@@ -16,7 +17,7 @@ import (
 // CreateCommitStatus creates a new CommitStatus given a bunch of parameters
 // NOTE: All text-values will be trimmed from whitespaces.
 // Requires: Repo, Creator, SHA
-func CreateCommitStatus(repo *models.Repository, creator *user_model.User, sha string, status *models.CommitStatus) error {
+func CreateCommitStatus(repo *repo_model.Repository, creator *user_model.User, sha string, status *models.CommitStatus) error {
 	repoPath := repo.RepoPath()
 
 	// confirm that commit is exist
@@ -43,7 +44,7 @@ func CreateCommitStatus(repo *models.Repository, creator *user_model.User, sha s
 }
 
 // CountDivergingCommits determines how many commits a branch is ahead or behind the repository's base branch
-func CountDivergingCommits(repo *models.Repository, branch string) (*git.DivergeObject, error) {
+func CountDivergingCommits(repo *repo_model.Repository, branch string) (*git.DivergeObject, error) {
 	divergence, err := git.GetDivergingCommits(repo.RepoPath(), repo.DefaultBranch, branch)
 	if err != nil {
 		return nil, err
diff --git a/services/repository/files/content.go b/services/repository/files/content.go
index afb775fed3..10461c82a7 100644
--- a/services/repository/files/content.go
+++ b/services/repository/files/content.go
@@ -11,6 +11,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
@@ -38,7 +39,7 @@ func (ct *ContentType) String() string {
 
 // GetContentsOrList gets the meta data of a file's contents (*ContentsResponse) if treePath not a tree
 // directory, otherwise a listing of file contents ([]*ContentsResponse). Ref can be a branch, commit or tag
-func GetContentsOrList(repo *models.Repository, treePath, ref string) (interface{}, error) {
+func GetContentsOrList(repo *repo_model.Repository, treePath, ref string) (interface{}, error) {
 	if repo.IsEmpty {
 		return make([]interface{}, 0), nil
 	}
@@ -100,7 +101,7 @@ func GetContentsOrList(repo *models.Repository, treePath, ref string) (interface
 }
 
 // GetContents gets the meta data on a file's contents. Ref can be a branch, commit or tag
-func GetContents(repo *models.Repository, treePath, ref string, forList bool) (*api.ContentsResponse, error) {
+func GetContents(repo *repo_model.Repository, treePath, ref string, forList bool) (*api.ContentsResponse, error) {
 	if ref == "" {
 		ref = repo.DefaultBranch
 	}
@@ -218,7 +219,7 @@ func GetContents(repo *models.Repository, treePath, ref string, forList bool) (*
 }
 
 // GetBlobBySHA get the GitBlobResponse of a repository using a sha hash.
-func GetBlobBySHA(repo *models.Repository, sha string) (*api.GitBlobResponse, error) {
+func GetBlobBySHA(repo *repo_model.Repository, sha string) (*api.GitBlobResponse, error) {
 	gitRepo, err := git.OpenRepository(repo.RepoPath())
 	if err != nil {
 		return nil, err
diff --git a/services/repository/files/delete.go b/services/repository/files/delete.go
index f7b342db3f..15208addda 100644
--- a/services/repository/files/delete.go
+++ b/services/repository/files/delete.go
@@ -9,6 +9,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	api "code.gitea.io/gitea/modules/structs"
@@ -30,7 +31,7 @@ type DeleteRepoFileOptions struct {
 }
 
 // DeleteRepoFile deletes a file in the given repository
-func DeleteRepoFile(repo *models.Repository, doer *user_model.User, opts *DeleteRepoFileOptions) (*api.FileResponse, error) {
+func DeleteRepoFile(repo *repo_model.Repository, doer *user_model.User, opts *DeleteRepoFileOptions) (*api.FileResponse, error) {
 	// If no branch name is set, assume the repo's default branch
 	if opts.OldBranch == "" {
 		opts.OldBranch = repo.DefaultBranch
diff --git a/services/repository/files/diff.go b/services/repository/files/diff.go
index fadaf20231..fb41237e13 100644
--- a/services/repository/files/diff.go
+++ b/services/repository/files/diff.go
@@ -7,12 +7,12 @@ package files
 import (
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/services/gitdiff"
 )
 
 // GetDiffPreview produces and returns diff result of a file which is not yet committed.
-func GetDiffPreview(repo *models.Repository, branch, treePath, content string) (*gitdiff.Diff, error) {
+func GetDiffPreview(repo *repo_model.Repository, branch, treePath, content string) (*gitdiff.Diff, error) {
 	if branch == "" {
 		branch = repo.DefaultBranch
 	}
diff --git a/services/repository/files/diff_test.go b/services/repository/files/diff_test.go
index be8e92033d..2f256e888c 100644
--- a/services/repository/files/diff_test.go
+++ b/services/repository/files/diff_test.go
@@ -7,7 +7,7 @@ package files
 import (
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	"code.gitea.io/gitea/modules/json"
 	"code.gitea.io/gitea/modules/test"
@@ -152,7 +152,7 @@ func TestGetDiffPreviewErrors(t *testing.T) {
 	content := "# repo1\n\nDescription for repo1\nthis is a new line"
 
 	t.Run("empty repo", func(t *testing.T) {
-		diff, err := GetDiffPreview(&models.Repository{}, branch, treePath, content)
+		diff, err := GetDiffPreview(&repo_model.Repository{}, branch, treePath, content)
 		assert.Nil(t, diff)
 		assert.EqualError(t, err, "repository does not exist [id: 0, uid: 0, owner_name: , name: ]")
 	})
diff --git a/services/repository/files/file.go b/services/repository/files/file.go
index 8de60c4cb8..7886119587 100644
--- a/services/repository/files/file.go
+++ b/services/repository/files/file.go
@@ -11,14 +11,14 @@ import (
 	"strings"
 	"time"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	api "code.gitea.io/gitea/modules/structs"
 )
 
 // GetFileResponseFromCommit Constructs a FileResponse from a Commit object
-func GetFileResponseFromCommit(repo *models.Repository, commit *git.Commit, branch, treeName string) (*api.FileResponse, error) {
+func GetFileResponseFromCommit(repo *repo_model.Repository, commit *git.Commit, branch, treeName string) (*api.FileResponse, error) {
 	fileContents, _ := GetContents(repo, treeName, branch, false) // ok if fails, then will be nil
 	fileCommitResponse, _ := GetFileCommitResponse(repo, commit)  // ok if fails, then will be nil
 	verification := GetPayloadCommitVerification(commit)
@@ -31,7 +31,7 @@ func GetFileResponseFromCommit(repo *models.Repository, commit *git.Commit, bran
 }
 
 // GetFileCommitResponse Constructs a FileCommitResponse from a Commit object
-func GetFileCommitResponse(repo *models.Repository, commit *git.Commit) (*api.FileCommitResponse, error) {
+func GetFileCommitResponse(repo *repo_model.Repository, commit *git.Commit) (*api.FileCommitResponse, error) {
 	if repo == nil {
 		return nil, fmt.Errorf("repo cannot be nil")
 	}
diff --git a/services/repository/files/temp_repo.go b/services/repository/files/temp_repo.go
index 55dcd7436c..815aa2c69f 100644
--- a/services/repository/files/temp_repo.go
+++ b/services/repository/files/temp_repo.go
@@ -15,6 +15,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -24,13 +25,13 @@ import (
 
 // TemporaryUploadRepository is a type to wrap our upload repositories as a shallow clone
 type TemporaryUploadRepository struct {
-	repo     *models.Repository
+	repo     *repo_model.Repository
 	gitRepo  *git.Repository
 	basePath string
 }
 
 // NewTemporaryUploadRepository creates a new temporary upload repository
-func NewTemporaryUploadRepository(repo *models.Repository) (*TemporaryUploadRepository, error) {
+func NewTemporaryUploadRepository(repo *repo_model.Repository) (*TemporaryUploadRepository, error) {
 	basePath, err := models.CreateTemporaryPath("upload")
 	if err != nil {
 		return nil, err
@@ -56,7 +57,7 @@ func (t *TemporaryUploadRepository) Clone(branch string) error {
 				Name: branch,
 			}
 		} else if matched, _ := regexp.MatchString(".* repository .* does not exist.*", stderr); matched {
-			return models.ErrRepoNotExist{
+			return repo_model.ErrRepoNotExist{
 				ID:        t.repo.ID,
 				UID:       t.repo.OwnerID,
 				OwnerName: t.repo.OwnerName,
@@ -216,10 +217,10 @@ func (t *TemporaryUploadRepository) CommitTreeWithDate(author, committer *user_m
 
 	// Determine if we should sign
 	if git.CheckGitVersionAtLeast("1.7.9") == nil {
-		sign, keyID, signer, _ := t.repo.SignCRUDAction(author, t.basePath, "HEAD")
+		sign, keyID, signer, _ := models.SignCRUDAction(t.repo, author, t.basePath, "HEAD")
 		if sign {
 			args = append(args, "-S"+keyID)
-			if t.repo.GetTrustModel() == models.CommitterTrustModel || t.repo.GetTrustModel() == models.CollaboratorCommitterTrustModel {
+			if t.repo.GetTrustModel() == repo_model.CommitterTrustModel || t.repo.GetTrustModel() == repo_model.CollaboratorCommitterTrustModel {
 				if committerSig.Name != authorSig.Name || committerSig.Email != authorSig.Email {
 					// Add trailers
 					_, _ = messageBytes.WriteString("\n")
diff --git a/services/repository/files/tree.go b/services/repository/files/tree.go
index ede206274e..c6b77355ed 100644
--- a/services/repository/files/tree.go
+++ b/services/repository/files/tree.go
@@ -9,13 +9,14 @@ import (
 	"net/url"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/setting"
 	api "code.gitea.io/gitea/modules/structs"
 )
 
 // GetTreeBySHA get the GitTreeResponse of a repository using a sha hash.
-func GetTreeBySHA(repo *models.Repository, sha string, page, perPage int, recursive bool) (*api.GitTreeResponse, error) {
+func GetTreeBySHA(repo *repo_model.Repository, sha string, page, perPage int, recursive bool) (*api.GitTreeResponse, error) {
 	gitRepo, err := git.OpenRepository(repo.RepoPath())
 	if err != nil {
 		return nil, err
diff --git a/services/repository/files/update.go b/services/repository/files/update.go
index eeb98f3630..9a069acbfc 100644
--- a/services/repository/files/update.go
+++ b/services/repository/files/update.go
@@ -12,6 +12,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/charset"
 	"code.gitea.io/gitea/modules/git"
@@ -55,7 +56,7 @@ type UpdateRepoFileOptions struct {
 	Signoff      bool
 }
 
-func detectEncodingAndBOM(entry *git.TreeEntry, repo *models.Repository) (string, bool) {
+func detectEncodingAndBOM(entry *git.TreeEntry, repo *repo_model.Repository) (string, bool) {
 	reader, err := entry.Blob().DataAsync()
 	if err != nil {
 		// return default
@@ -73,7 +74,7 @@ func detectEncodingAndBOM(entry *git.TreeEntry, repo *models.Repository) (string
 	if setting.LFS.StartServer {
 		pointer, _ := lfs.ReadPointerFromBuffer(buf)
 		if pointer.IsValid() {
-			meta, err := repo.GetLFSMetaObjectByOid(pointer.Oid)
+			meta, err := models.GetLFSMetaObjectByOid(repo.ID, pointer.Oid)
 			if err != nil && err != models.ErrLFSObjectNotExist {
 				// return default
 				return "UTF-8", false
@@ -123,7 +124,7 @@ func detectEncodingAndBOM(entry *git.TreeEntry, repo *models.Repository) (string
 }
 
 // CreateOrUpdateRepoFile adds or updates a file in the given repository
-func CreateOrUpdateRepoFile(repo *models.Repository, doer *user_model.User, opts *UpdateRepoFileOptions) (*structs.FileResponse, error) {
+func CreateOrUpdateRepoFile(repo *repo_model.Repository, doer *user_model.User, opts *UpdateRepoFileOptions) (*structs.FileResponse, error) {
 	// If no branch name is set, assume default branch
 	if opts.OldBranch == "" {
 		opts.OldBranch = repo.DefaultBranch
@@ -413,7 +414,7 @@ func CreateOrUpdateRepoFile(repo *models.Repository, doer *user_model.User, opts
 		}
 		if !exist {
 			if err := contentStore.Put(lfsMetaObject.Pointer, strings.NewReader(opts.Content)); err != nil {
-				if _, err2 := repo.RemoveLFSMetaObjectByOid(lfsMetaObject.Oid); err2 != nil {
+				if _, err2 := models.RemoveLFSMetaObjectByOid(repo.ID, lfsMetaObject.Oid); err2 != nil {
 					return nil, fmt.Errorf("Error whilst removing failed inserted LFS object %s: %v (Prev Error: %v)", lfsMetaObject.Oid, err2, err)
 				}
 				return nil, err
@@ -440,8 +441,8 @@ func CreateOrUpdateRepoFile(repo *models.Repository, doer *user_model.User, opts
 }
 
 // VerifyBranchProtection verify the branch protection for modifying the given treePath on the given branch
-func VerifyBranchProtection(repo *models.Repository, doer *user_model.User, branchName string, treePath string) error {
-	protectedBranch, err := repo.GetBranchProtection(branchName)
+func VerifyBranchProtection(repo *repo_model.Repository, doer *user_model.User, branchName string, treePath string) error {
+	protectedBranch, err := models.GetProtectedBranchBy(repo.ID, branchName)
 	if err != nil {
 		return err
 	}
@@ -457,7 +458,7 @@ func VerifyBranchProtection(repo *models.Repository, doer *user_model.User, bran
 			}
 		}
 		if protectedBranch.RequireSignedCommits {
-			_, _, _, err := repo.SignCRUDAction(doer, repo.RepoPath(), branchName)
+			_, _, _, err := models.SignCRUDAction(repo, doer, repo.RepoPath(), branchName)
 			if err != nil {
 				if !models.IsErrWontSign(err) {
 					return err
diff --git a/services/repository/files/upload.go b/services/repository/files/upload.go
index 7a0ea31085..5e9c936113 100644
--- a/services/repository/files/upload.go
+++ b/services/repository/files/upload.go
@@ -11,6 +11,7 @@ import (
 	"strings"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/lfs"
@@ -39,7 +40,7 @@ func cleanUpAfterFailure(infos *[]uploadInfo, t *TemporaryUploadRepository, orig
 			continue
 		}
 		if !info.lfsMetaObject.Existing {
-			if _, err := t.repo.RemoveLFSMetaObjectByOid(info.lfsMetaObject.Oid); err != nil {
+			if _, err := models.RemoveLFSMetaObjectByOid(t.repo.ID, info.lfsMetaObject.Oid); err != nil {
 				original = fmt.Errorf("%v, %v", original, err)
 			}
 		}
@@ -48,7 +49,7 @@ func cleanUpAfterFailure(infos *[]uploadInfo, t *TemporaryUploadRepository, orig
 }
 
 // UploadRepoFiles uploads files to the given repository
-func UploadRepoFiles(repo *models.Repository, doer *user_model.User, opts *UploadRepoFileOptions) error {
+func UploadRepoFiles(repo *repo_model.Repository, doer *user_model.User, opts *UploadRepoFileOptions) error {
 	if len(opts.Files) == 0 {
 		return nil
 	}
@@ -63,7 +64,7 @@ func UploadRepoFiles(repo *models.Repository, doer *user_model.User, opts *Uploa
 	for i, upload := range uploads {
 		// Check file is not lfs locked, will return nil if lock setting not enabled
 		filepath := path.Join(opts.TreePath, upload.Name)
-		lfsLock, err := repo.GetTreePathLock(filepath)
+		lfsLock, err := models.GetTreePathLock(repo.ID, filepath)
 		if err != nil {
 			return err
 		}
diff --git a/services/repository/fork.go b/services/repository/fork.go
index 3fc08b4986..027877cfd5 100644
--- a/services/repository/fork.go
+++ b/services/repository/fork.go
@@ -12,6 +12,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -22,8 +23,8 @@ import (
 )
 
 // ForkRepository forks a repository
-func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (_ *models.Repository, err error) {
-	forkedRepo, err := opts.BaseRepo.GetUserFork(owner.ID)
+func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (_ *repo_model.Repository, err error) {
+	forkedRepo, err := models.GetUserFork(opts.BaseRepo.ID, owner.ID)
 	if err != nil {
 		return nil, err
 	}
@@ -35,7 +36,7 @@ func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (
 		}
 	}
 
-	repo := &models.Repository{
+	repo := &repo_model.Repository{
 		OwnerID:       owner.ID,
 		Owner:         owner,
 		OwnerName:     owner.Name,
@@ -57,7 +58,7 @@ func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (
 			return
 		}
 
-		repoPath := models.RepoPath(owner.Name, repo.Name)
+		repoPath := repo_model.RepoPath(owner.Name, repo.Name)
 
 		if exists, _ := util.IsExist(repoPath); !exists {
 			return
@@ -99,7 +100,7 @@ func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (
 
 		needsRollback = true
 
-		repoPath := models.RepoPath(owner.Name, repo.Name)
+		repoPath := repo_model.RepoPath(owner.Name, repo.Name)
 		if stdout, err := git.NewCommandContext(ctx,
 			"clone", "--bare", oldRepoPath, repoPath).
 			SetDescription(fmt.Sprintf("ForkRepository(git clone): %s to %s", opts.BaseRepo.FullName(), repo.FullName())).
@@ -108,7 +109,7 @@ func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (
 			return fmt.Errorf("git clone: %v", err)
 		}
 
-		if err := repo.CheckDaemonExportOK(ctx); err != nil {
+		if err := models.CheckDaemonExportOK(ctx, repo); err != nil {
 			return fmt.Errorf("checkDaemonExportOK: %v", err)
 		}
 
@@ -131,11 +132,10 @@ func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (
 	}
 
 	// even if below operations failed, it could be ignored. And they will be retried
-	ctx := db.DefaultContext
-	if err := repo.UpdateSize(ctx); err != nil {
+	if err := models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
 		log.Error("Failed to update size for repository: %v", err)
 	}
-	if err := models.CopyLanguageStat(opts.BaseRepo, repo); err != nil {
+	if err := repo_model.CopyLanguageStat(opts.BaseRepo, repo); err != nil {
 		log.Error("Copy language stat from oldRepo failed")
 	}
 
@@ -145,9 +145,9 @@ func ForkRepository(doer, owner *user_model.User, opts models.ForkRepoOptions) (
 }
 
 // ConvertForkToNormalRepository convert the provided repo from a forked repo to normal repo
-func ConvertForkToNormalRepository(repo *models.Repository) error {
+func ConvertForkToNormalRepository(repo *repo_model.Repository) error {
 	err := db.WithTx(func(ctx context.Context) error {
-		repo, err := models.GetRepositoryByIDCtx(ctx, repo.ID)
+		repo, err := repo_model.GetRepositoryByIDCtx(ctx, repo.ID)
 		if err != nil {
 			return err
 		}
diff --git a/services/repository/fork_test.go b/services/repository/fork_test.go
index befb606135..859889fc59 100644
--- a/services/repository/fork_test.go
+++ b/services/repository/fork_test.go
@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 
@@ -19,7 +20,7 @@ func TestForkRepository(t *testing.T) {
 
 	// user 13 has already forked repo10
 	user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 13}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 10}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 10}).(*repo_model.Repository)
 
 	fork, err := ForkRepository(user, user, models.ForkRepoOptions{
 		BaseRepo:    repo,
diff --git a/services/repository/generate.go b/services/repository/generate.go
index 031648666d..2b5a750ad1 100644
--- a/services/repository/generate.go
+++ b/services/repository/generate.go
@@ -9,6 +9,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/notification"
@@ -16,14 +17,14 @@ import (
 )
 
 // GenerateRepository generates a repository from a template
-func GenerateRepository(doer, owner *user_model.User, templateRepo *models.Repository, opts models.GenerateRepoOptions) (_ *models.Repository, err error) {
+func GenerateRepository(doer, owner *user_model.User, templateRepo *repo_model.Repository, opts models.GenerateRepoOptions) (_ *repo_model.Repository, err error) {
 	if !doer.IsAdmin && !owner.CanCreateRepo() {
 		return nil, models.ErrReachLimitOfRepo{
 			Limit: owner.MaxRepoCreation,
 		}
 	}
 
-	var generateRepo *models.Repository
+	var generateRepo *repo_model.Repository
 	if err = db.WithTx(func(ctx context.Context) error {
 		generateRepo, err = repo_module.GenerateRepository(ctx, doer, owner, templateRepo, opts)
 		if err != nil {
diff --git a/services/repository/hooks.go b/services/repository/hooks.go
index a50853f6af..714cd6b2eb 100644
--- a/services/repository/hooks.go
+++ b/services/repository/hooks.go
@@ -8,8 +8,8 @@ import (
 	"context"
 	"fmt"
 
-	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/modules/log"
 	repo_module "code.gitea.io/gitea/modules/repository"
 
@@ -23,10 +23,10 @@ func SyncRepositoryHooks(ctx context.Context) error {
 
 	if err := db.Iterate(
 		db.DefaultContext,
-		new(models.Repository),
+		new(repo_model.Repository),
 		builder.Gt{"id": 0},
 		func(idx int, bean interface{}) error {
-			repo := bean.(*models.Repository)
+			repo := bean.(*repo_model.Repository)
 			select {
 			case <-ctx.Done():
 				return db.ErrCancelledf("before sync repository hooks for %s", repo.FullName())
diff --git a/services/repository/push.go b/services/repository/push.go
index 7b439a41f4..60d2f0c58d 100644
--- a/services/repository/push.go
+++ b/services/repository/push.go
@@ -13,6 +13,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/cache"
 	"code.gitea.io/gitea/modules/git"
@@ -76,7 +77,7 @@ func pushUpdates(optsList []*repo_module.PushUpdateOptions) error {
 		return nil
 	}
 
-	repo, err := models.GetRepositoryByOwnerAndName(optsList[0].RepoUserName, optsList[0].RepoName)
+	repo, err := repo_model.GetRepositoryByOwnerAndName(optsList[0].RepoUserName, optsList[0].RepoName)
 	if err != nil {
 		return fmt.Errorf("GetRepositoryByOwnerAndName failed: %v", err)
 	}
@@ -88,7 +89,7 @@ func pushUpdates(optsList []*repo_module.PushUpdateOptions) error {
 	}
 	defer gitRepo.Close()
 
-	if err = repo.UpdateSize(db.DefaultContext); err != nil {
+	if err = models.UpdateRepoSize(db.DefaultContext, repo); err != nil {
 		log.Error("Failed to update size for repository: %v", err)
 	}
 
@@ -209,7 +210,7 @@ func pushUpdates(optsList []*repo_module.PushUpdateOptions) error {
 				commits.CompareURL = repo.ComposeCompareURL(opts.OldCommitID, opts.NewCommitID)
 				notification.NotifyPushCommits(pusher, repo, opts, commits)
 
-				if err = models.RemoveDeletedBranch(repo.ID, branch); err != nil {
+				if err = models.RemoveDeletedBranchByName(repo.ID, branch); err != nil {
 					log.Error("models.RemoveDeletedBranch %s/%s failed: %v", repo.ID, branch, err)
 				}
 
@@ -246,7 +247,7 @@ func pushUpdates(optsList []*repo_module.PushUpdateOptions) error {
 }
 
 // PushUpdateAddDeleteTags updates a number of added and delete tags
-func PushUpdateAddDeleteTags(repo *models.Repository, gitRepo *git.Repository, addTags, delTags []string) error {
+func PushUpdateAddDeleteTags(repo *repo_model.Repository, gitRepo *git.Repository, addTags, delTags []string) error {
 	return db.WithTx(func(ctx context.Context) error {
 		if err := models.PushUpdateDeleteTagsContext(ctx, repo, delTags); err != nil {
 			return err
@@ -256,7 +257,7 @@ func PushUpdateAddDeleteTags(repo *models.Repository, gitRepo *git.Repository, a
 }
 
 // pushUpdateAddTags updates a number of add tags
-func pushUpdateAddTags(ctx context.Context, repo *models.Repository, gitRepo *git.Repository, tags []string) error {
+func pushUpdateAddTags(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, tags []string) error {
 	if len(tags) == 0 {
 		return nil
 	}
diff --git a/services/repository/repository.go b/services/repository/repository.go
index 4929f9f446..0b97148f66 100644
--- a/services/repository/repository.go
+++ b/services/repository/repository.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/log"
 	"code.gitea.io/gitea/modules/notification"
@@ -17,7 +18,7 @@ import (
 )
 
 // CreateRepository creates a repository for the user/organization.
-func CreateRepository(doer, owner *user_model.User, opts models.CreateRepoOptions) (*models.Repository, error) {
+func CreateRepository(doer, owner *user_model.User, opts models.CreateRepoOptions) (*repo_model.Repository, error) {
 	repo, err := repo_module.CreateRepository(doer, owner, opts)
 	if err != nil {
 		// No need to rollback here we should do this in CreateRepository...
@@ -30,7 +31,7 @@ func CreateRepository(doer, owner *user_model.User, opts models.CreateRepoOption
 }
 
 // DeleteRepository deletes a repository for a user or organization.
-func DeleteRepository(doer *user_model.User, repo *models.Repository) error {
+func DeleteRepository(doer *user_model.User, repo *repo_model.Repository) error {
 	if err := pull_service.CloseRepoBranchesPulls(doer, repo); err != nil {
 		log.Error("CloseRepoBranchesPulls failed: %v", err)
 	}
@@ -43,7 +44,7 @@ func DeleteRepository(doer *user_model.User, repo *models.Repository) error {
 }
 
 // PushCreateRepo creates a repository when a new repository is pushed to an appropriate namespace
-func PushCreateRepo(authUser, owner *user_model.User, repoName string) (*models.Repository, error) {
+func PushCreateRepo(authUser, owner *user_model.User, repoName string) (*repo_model.Repository, error) {
 	if !authUser.IsAdmin {
 		if owner.IsOrganization() {
 			if ok, err := models.CanCreateOrgRepo(owner.ID, authUser.ID); err != nil {
diff --git a/services/repository/transfer.go b/services/repository/transfer.go
index d6aea70ffd..b60338300b 100644
--- a/services/repository/transfer.go
+++ b/services/repository/transfer.go
@@ -8,7 +8,9 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/models/db"
 	"code.gitea.io/gitea/models/perm"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/notification"
 	"code.gitea.io/gitea/modules/sync"
@@ -18,8 +20,8 @@ import (
 var repoWorkingPool = sync.NewExclusivePool()
 
 // TransferOwnership transfers all corresponding setting from old user to new one.
-func TransferOwnership(doer, newOwner *user_model.User, repo *models.Repository, teams []*models.Team) error {
-	if err := repo.GetOwner(); err != nil {
+func TransferOwnership(doer, newOwner *user_model.User, repo *repo_model.Repository, teams []*models.Team) error {
+	if err := repo.GetOwner(db.DefaultContext); err != nil {
 		return err
 	}
 	for _, team := range teams {
@@ -37,7 +39,7 @@ func TransferOwnership(doer, newOwner *user_model.User, repo *models.Repository,
 	}
 	repoWorkingPool.CheckOut(fmt.Sprint(repo.ID))
 
-	newRepo, err := models.GetRepositoryByID(repo.ID)
+	newRepo, err := repo_model.GetRepositoryByID(repo.ID)
 	if err != nil {
 		return err
 	}
@@ -54,7 +56,7 @@ func TransferOwnership(doer, newOwner *user_model.User, repo *models.Repository,
 }
 
 // ChangeRepositoryName changes all corresponding setting from old repository name to new one.
-func ChangeRepositoryName(doer *user_model.User, repo *models.Repository, newRepoName string) error {
+func ChangeRepositoryName(doer *user_model.User, repo *repo_model.Repository, newRepoName string) error {
 	oldRepoName := repo.Name
 
 	// Change repository directory name. We must lock the local copy of the
@@ -75,7 +77,7 @@ func ChangeRepositoryName(doer *user_model.User, repo *models.Repository, newRep
 
 // StartRepositoryTransfer transfer a repo from one owner to a new one.
 // it make repository into pending transfer state, if doer can not create repo for new owner.
-func StartRepositoryTransfer(doer, newOwner *user_model.User, repo *models.Repository, teams []*models.Team) error {
+func StartRepositoryTransfer(doer, newOwner *user_model.User, repo *repo_model.Repository, teams []*models.Team) error {
 	if err := models.TestRepositoryReadyForTransfer(repo.Status); err != nil {
 		return err
 	}
@@ -102,16 +104,16 @@ func StartRepositoryTransfer(doer, newOwner *user_model.User, repo *models.Repos
 		return err
 	}
 	if !hasAccess {
-		if err := repo.AddCollaborator(newOwner); err != nil {
+		if err := models.AddCollaborator(repo, newOwner); err != nil {
 			return err
 		}
-		if err := repo.ChangeCollaborationAccessMode(newOwner.ID, perm.AccessModeRead); err != nil {
+		if err := models.ChangeCollaborationAccessMode(repo, newOwner.ID, perm.AccessModeRead); err != nil {
 			return err
 		}
 	}
 
 	// Make repo as pending for transfer
-	repo.Status = models.RepositoryPendingTransfer
+	repo.Status = repo_model.RepositoryPendingTransfer
 	if err := models.CreatePendingRepositoryTransfer(doer, newOwner, repo.ID, teams); err != nil {
 		return err
 	}
diff --git a/services/repository/transfer_test.go b/services/repository/transfer_test.go
index 866e49c866..d4fbe95834 100644
--- a/services/repository/transfer_test.go
+++ b/services/repository/transfer_test.go
@@ -9,6 +9,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/notification"
@@ -32,17 +33,17 @@ func TestTransferOwnership(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	repo.Owner = unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 	assert.NoError(t, TransferOwnership(doer, doer, repo, nil))
 
-	transferredRepo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	transferredRepo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	assert.EqualValues(t, 2, transferredRepo.OwnerID)
 
-	exist, err := util.IsExist(models.RepoPath("user3", "repo3"))
+	exist, err := util.IsExist(repo_model.RepoPath("user3", "repo3"))
 	assert.NoError(t, err)
 	assert.False(t, exist)
-	exist, err = util.IsExist(models.RepoPath("user2", "repo3"))
+	exist, err = util.IsExist(repo_model.RepoPath("user2", "repo3"))
 	assert.NoError(t, err)
 	assert.True(t, exist)
 	unittest.AssertExistsAndLoadBean(t, &models.Action{
@@ -52,7 +53,7 @@ func TestTransferOwnership(t *testing.T) {
 		Content:   "user3/repo3",
 	})
 
-	unittest.CheckConsistencyFor(t, &models.Repository{}, &user_model.User{}, &models.Team{})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{}, &user_model.User{}, &models.Team{})
 }
 
 func TestStartRepositoryTransferSetPermission(t *testing.T) {
@@ -60,7 +61,7 @@ func TestStartRepositoryTransferSetPermission(t *testing.T) {
 
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 3}).(*user_model.User)
 	recipient := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 5}).(*user_model.User)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 3}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 3}).(*repo_model.Repository)
 	repo.Owner = unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: repo.OwnerID}).(*user_model.User)
 
 	hasAccess, err := models.HasAccess(recipient.ID, repo)
@@ -73,5 +74,5 @@ func TestStartRepositoryTransferSetPermission(t *testing.T) {
 	assert.NoError(t, err)
 	assert.True(t, hasAccess)
 
-	unittest.CheckConsistencyFor(t, &models.Repository{}, &user_model.User{}, &models.Team{})
+	unittest.CheckConsistencyFor(t, &repo_model.Repository{}, &user_model.User{}, &models.Team{})
 }
diff --git a/services/task/migrate.go b/services/task/migrate.go
index 8e9f6115bc..dbe237b691 100644
--- a/services/task/migrate.go
+++ b/services/task/migrate.go
@@ -11,6 +11,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/json"
@@ -79,7 +80,7 @@ func runMigrateTask(t *models.Task) (err error) {
 	}
 
 	// if repository is ready, then just finish the task
-	if t.Repo.Status == models.RepositoryReady {
+	if t.Repo.Status == repo_model.RepositoryReady {
 		return nil
 	}
 
diff --git a/services/task/task.go b/services/task/task.go
index 350b8206b2..4994be87dd 100644
--- a/services/task/task.go
+++ b/services/task/task.go
@@ -8,6 +8,7 @@ import (
 	"fmt"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/graceful"
 	"code.gitea.io/gitea/modules/json"
@@ -110,7 +111,7 @@ func CreateMigrateTask(doer, u *user_model.User, opts base.MigrateOptions) (*mod
 		GitServiceType: opts.GitServiceType,
 		IsPrivate:      opts.Private,
 		IsMirror:       opts.Mirror,
-		Status:         models.RepositoryBeingMigrated,
+		Status:         repo_model.RepositoryBeingMigrated,
 	})
 	if err != nil {
 		task.EndTime = timeutil.TimeStampNow()
diff --git a/services/user/user.go b/services/user/user.go
index 6df9eec131..72052f4ec9 100644
--- a/services/user/user.go
+++ b/services/user/user.go
@@ -15,6 +15,7 @@ import (
 	"code.gitea.io/gitea/models"
 	admin_model "code.gitea.io/gitea/models/admin"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/avatar"
 	"code.gitea.io/gitea/modules/log"
@@ -40,7 +41,7 @@ func DeleteUser(u *user_model.User) error {
 	//	cannot perform delete operation.
 
 	// Check ownership of repository.
-	count, err := models.GetRepositoryCount(ctx, u.ID)
+	count, err := repo_model.GetRepositoryCount(ctx, u.ID)
 	if err != nil {
 		return fmt.Errorf("GetRepositoryCount: %v", err)
 	} else if count > 0 {
diff --git a/services/user/user_test.go b/services/user/user_test.go
index e18b760308..5b35db790c 100644
--- a/services/user/user_test.go
+++ b/services/user/user_test.go
@@ -10,6 +10,7 @@ import (
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/setting"
@@ -26,8 +27,8 @@ func TestDeleteUser(t *testing.T) {
 		assert.NoError(t, unittest.PrepareTestDatabase())
 		user := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: userID}).(*user_model.User)
 
-		ownedRepos := make([]*models.Repository, 0, 10)
-		assert.NoError(t, db.GetEngine(db.DefaultContext).Find(&ownedRepos, &models.Repository{OwnerID: userID}))
+		ownedRepos := make([]*repo_model.Repository, 0, 10)
+		assert.NoError(t, db.GetEngine(db.DefaultContext).Find(&ownedRepos, &repo_model.Repository{OwnerID: userID}))
 		if len(ownedRepos) > 0 {
 			err := DeleteUser(user)
 			assert.Error(t, err)
@@ -45,7 +46,7 @@ func TestDeleteUser(t *testing.T) {
 		}
 		assert.NoError(t, DeleteUser(user))
 		unittest.AssertNotExistsBean(t, &user_model.User{ID: userID})
-		unittest.CheckConsistencyFor(t, &user_model.User{}, &models.Repository{})
+		unittest.CheckConsistencyFor(t, &user_model.User{}, &repo_model.Repository{})
 	}
 	test(2)
 	test(4)
diff --git a/services/webhook/main_test.go b/services/webhook/main_test.go
index fc58f72565..e64acf3b61 100644
--- a/services/webhook/main_test.go
+++ b/services/webhook/main_test.go
@@ -8,6 +8,7 @@ import (
 	"path/filepath"
 	"testing"
 
+	_ "code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/models/unittest"
 )
 
diff --git a/services/webhook/webhook.go b/services/webhook/webhook.go
index d4fe4e3bcc..9356f4ee11 100644
--- a/services/webhook/webhook.go
+++ b/services/webhook/webhook.go
@@ -8,7 +8,7 @@ import (
 	"fmt"
 	"strings"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	webhook_model "code.gitea.io/gitea/models/webhook"
 	"code.gitea.io/gitea/modules/git"
 	"code.gitea.io/gitea/modules/log"
@@ -99,7 +99,7 @@ func getPayloadBranch(p api.Payloader) string {
 }
 
 // PrepareWebhook adds special webhook to task queue for given payload.
-func PrepareWebhook(w *webhook_model.Webhook, repo *models.Repository, event webhook_model.HookEventType, p api.Payloader) error {
+func PrepareWebhook(w *webhook_model.Webhook, repo *repo_model.Repository, event webhook_model.HookEventType, p api.Payloader) error {
 	if err := prepareWebhook(w, repo, event, p); err != nil {
 		return err
 	}
@@ -123,7 +123,7 @@ func checkBranch(w *webhook_model.Webhook, branch string) bool {
 	return g.Match(branch)
 }
 
-func prepareWebhook(w *webhook_model.Webhook, repo *models.Repository, event webhook_model.HookEventType, p api.Payloader) error {
+func prepareWebhook(w *webhook_model.Webhook, repo *repo_model.Repository, event webhook_model.HookEventType, p api.Payloader) error {
 	// Skip sending if webhooks are disabled.
 	if setting.DisableWebhooks {
 		return nil
@@ -180,7 +180,7 @@ func prepareWebhook(w *webhook_model.Webhook, repo *models.Repository, event web
 }
 
 // PrepareWebhooks adds new webhooks to task queue for given payload.
-func PrepareWebhooks(repo *models.Repository, event webhook_model.HookEventType, p api.Payloader) error {
+func PrepareWebhooks(repo *repo_model.Repository, event webhook_model.HookEventType, p api.Payloader) error {
 	if err := prepareWebhooks(repo, event, p); err != nil {
 		return err
 	}
@@ -189,7 +189,7 @@ func PrepareWebhooks(repo *models.Repository, event webhook_model.HookEventType,
 	return nil
 }
 
-func prepareWebhooks(repo *models.Repository, event webhook_model.HookEventType, p api.Payloader) error {
+func prepareWebhooks(repo *repo_model.Repository, event webhook_model.HookEventType, p api.Payloader) error {
 	ws, err := webhook_model.ListWebhooksByOpts(&webhook_model.ListWebhookOptions{
 		RepoID:   repo.ID,
 		IsActive: util.OptionalBoolTrue,
diff --git a/services/webhook/webhook_test.go b/services/webhook/webhook_test.go
index c332332787..85fc39770e 100644
--- a/services/webhook/webhook_test.go
+++ b/services/webhook/webhook_test.go
@@ -7,7 +7,7 @@ package webhook
 import (
 	"testing"
 
-	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	webhook_model "code.gitea.io/gitea/models/webhook"
 	api "code.gitea.io/gitea/modules/structs"
@@ -30,7 +30,7 @@ func TestWebhook_GetSlackHook(t *testing.T) {
 func TestPrepareWebhooks(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	hookTasks := []*webhook_model.HookTask{
 		{RepoID: repo.ID, HookID: 1, EventType: webhook_model.HookEventPush},
 	}
@@ -46,7 +46,7 @@ func TestPrepareWebhooks(t *testing.T) {
 func TestPrepareWebhooksBranchFilterMatch(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	hookTasks := []*webhook_model.HookTask{
 		{RepoID: repo.ID, HookID: 4, EventType: webhook_model.HookEventPush},
 	}
@@ -63,7 +63,7 @@ func TestPrepareWebhooksBranchFilterMatch(t *testing.T) {
 func TestPrepareWebhooksBranchFilterNoMatch(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	hookTasks := []*webhook_model.HookTask{
 		{RepoID: repo.ID, HookID: 4, EventType: webhook_model.HookEventPush},
 	}
diff --git a/services/wiki/wiki.go b/services/wiki/wiki.go
index cf25c33274..18e9b26d81 100644
--- a/services/wiki/wiki.go
+++ b/services/wiki/wiki.go
@@ -14,6 +14,7 @@ import (
 	"code.gitea.io/gitea/models"
 	admin_model "code.gitea.io/gitea/models/admin"
 	"code.gitea.io/gitea/models/db"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unit"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -70,7 +71,7 @@ func FilenameToName(filename string) (string, error) {
 
 // InitWiki initializes a wiki for repository,
 // it does nothing when repository already has wiki.
-func InitWiki(repo *models.Repository) error {
+func InitWiki(repo *repo_model.Repository) error {
 	if repo.HasWiki() {
 		return nil
 	}
@@ -117,7 +118,7 @@ func prepareWikiFileName(gitRepo *git.Repository, wikiName string) (bool, string
 }
 
 // updateWikiPage adds a new page to the repository wiki.
-func updateWikiPage(doer *user_model.User, repo *models.Repository, oldWikiName, newWikiName, content, message string, isNew bool) (err error) {
+func updateWikiPage(doer *user_model.User, repo *repo_model.Repository, oldWikiName, newWikiName, content, message string, isNew bool) (err error) {
 	if err = nameAllowed(newWikiName); err != nil {
 		return err
 	}
@@ -224,10 +225,10 @@ func updateWikiPage(doer *user_model.User, repo *models.Repository, oldWikiName,
 
 	committer := doer.NewGitSig()
 
-	sign, signingKey, signer, _ := repo.SignWikiCommit(doer)
+	sign, signingKey, signer, _ := models.SignWikiCommit(repo, doer)
 	if sign {
 		commitTreeOpts.KeyID = signingKey
-		if repo.GetTrustModel() == models.CommitterTrustModel || repo.GetTrustModel() == models.CollaboratorCommitterTrustModel {
+		if repo.GetTrustModel() == repo_model.CommitterTrustModel || repo.GetTrustModel() == repo_model.CollaboratorCommitterTrustModel {
 			committer = signer
 		}
 	} else {
@@ -265,18 +266,18 @@ func updateWikiPage(doer *user_model.User, repo *models.Repository, oldWikiName,
 }
 
 // AddWikiPage adds a new wiki page with a given wikiPath.
-func AddWikiPage(doer *user_model.User, repo *models.Repository, wikiName, content, message string) error {
+func AddWikiPage(doer *user_model.User, repo *repo_model.Repository, wikiName, content, message string) error {
 	return updateWikiPage(doer, repo, "", wikiName, content, message, true)
 }
 
 // EditWikiPage updates a wiki page identified by its wikiPath,
 // optionally also changing wikiPath.
-func EditWikiPage(doer *user_model.User, repo *models.Repository, oldWikiName, newWikiName, content, message string) error {
+func EditWikiPage(doer *user_model.User, repo *repo_model.Repository, oldWikiName, newWikiName, content, message string) error {
 	return updateWikiPage(doer, repo, oldWikiName, newWikiName, content, message, false)
 }
 
 // DeleteWikiPage deletes a wiki page identified by its path.
-func DeleteWikiPage(doer *user_model.User, repo *models.Repository, wikiName string) (err error) {
+func DeleteWikiPage(doer *user_model.User, repo *repo_model.Repository, wikiName string) (err error) {
 	wikiWorkingPool.CheckIn(fmt.Sprint(repo.ID))
 	defer wikiWorkingPool.CheckOut(fmt.Sprint(repo.ID))
 
@@ -342,10 +343,10 @@ func DeleteWikiPage(doer *user_model.User, repo *models.Repository, wikiName str
 
 	committer := doer.NewGitSig()
 
-	sign, signingKey, signer, _ := repo.SignWikiCommit(doer)
+	sign, signingKey, signer, _ := models.SignWikiCommit(repo, doer)
 	if sign {
 		commitTreeOpts.KeyID = signingKey
-		if repo.GetTrustModel() == models.CommitterTrustModel || repo.GetTrustModel() == models.CollaboratorCommitterTrustModel {
+		if repo.GetTrustModel() == repo_model.CommitterTrustModel || repo.GetTrustModel() == repo_model.CollaboratorCommitterTrustModel {
 			committer = signer
 		}
 	} else {
@@ -372,7 +373,7 @@ func DeleteWikiPage(doer *user_model.User, repo *models.Repository, wikiName str
 }
 
 // DeleteWiki removes the actual and local copy of repository wiki.
-func DeleteWiki(repo *models.Repository) error {
+func DeleteWiki(repo *repo_model.Repository) error {
 	if err := models.UpdateRepositoryUnits(repo, nil, []unit.Type{unit.TypeWiki}); err != nil {
 		return err
 	}
diff --git a/services/wiki/wiki_test.go b/services/wiki/wiki_test.go
index 5b42dd590f..659666f977 100644
--- a/services/wiki/wiki_test.go
+++ b/services/wiki/wiki_test.go
@@ -10,6 +10,7 @@ import (
 	"testing"
 
 	"code.gitea.io/gitea/models"
+	repo_model "code.gitea.io/gitea/models/repo"
 	"code.gitea.io/gitea/models/unittest"
 	user_model "code.gitea.io/gitea/models/user"
 	"code.gitea.io/gitea/modules/git"
@@ -113,11 +114,11 @@ func TestWikiNameToFilenameToName(t *testing.T) {
 func TestRepository_InitWiki(t *testing.T) {
 	unittest.PrepareTestEnv(t)
 	// repo1 already has a wiki
-	repo1 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo1 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	assert.NoError(t, InitWiki(repo1))
 
 	// repo2 does not already have a wiki
-	repo2 := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 2}).(*models.Repository)
+	repo2 := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 2}).(*repo_model.Repository)
 	assert.NoError(t, InitWiki(repo2))
 	assert.True(t, repo2.HasWiki())
 }
@@ -126,7 +127,7 @@ func TestRepository_AddWikiPage(t *testing.T) {
 	assert.NoError(t, unittest.PrepareTestDatabase())
 	const wikiContent = "This is the wiki content"
 	const commitMsg = "Commit message"
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	for _, wikiName := range []string{
 		"Another page",
@@ -171,7 +172,7 @@ func TestRepository_EditWikiPage(t *testing.T) {
 
 	const newWikiContent = "This is the new content"
 	const commitMsg = "Commit message"
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	for _, newWikiName := range []string{
 		"Home", // same name as before
@@ -201,7 +202,7 @@ func TestRepository_EditWikiPage(t *testing.T) {
 
 func TestRepository_DeleteWikiPage(t *testing.T) {
 	unittest.PrepareTestEnv(t)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	doer := unittest.AssertExistsAndLoadBean(t, &user_model.User{ID: 2}).(*user_model.User)
 	assert.NoError(t, DeleteWikiPage(doer, repo, "Home"))
 
@@ -218,7 +219,7 @@ func TestRepository_DeleteWikiPage(t *testing.T) {
 
 func TestPrepareWikiFileName(t *testing.T) {
 	unittest.PrepareTestEnv(t)
-	repo := unittest.AssertExistsAndLoadBean(t, &models.Repository{ID: 1}).(*models.Repository)
+	repo := unittest.AssertExistsAndLoadBean(t, &repo_model.Repository{ID: 1}).(*repo_model.Repository)
 	gitRepo, err := git.OpenRepository(repo.WikiPath())
 	defer gitRepo.Close()
 	assert.NoError(t, err)
diff --git a/templates/repo/settings/options.tmpl b/templates/repo/settings/options.tmpl
index c911a83c98..5a4c8ace69 100644
--- a/templates/repo/settings/options.tmpl
+++ b/templates/repo/settings/options.tmpl
@@ -78,7 +78,7 @@
 			<div class="ui attached segment">
 				{{$.i18n.Tr "repo.settings.mirror_settings.docs" | Safe}}
 				<table class="ui table">
-					{{if or .Repository.IsMirror .Repository.PushMirrors}}
+					{{if or .Repository.IsMirror .PushMirrors}}
 					<thead>
 						<tr>
 							<th style="width:40%">{{$.i18n.Tr "repo.settings.mirror_settings.mirrored_repository"}}</th>
@@ -166,7 +166,7 @@
 					<thead><tr><th colspan="4"></th></tr></thead>
 					{{end}}
 					<tbody>
-						{{range .Repository.PushMirrors}}
+						{{range .PushMirrors}}
 						<tr>
 							{{$address := MirrorRemoteAddress .}}
 							<td>{{$address.Address}}</td>