internal/source/gitea/gitea.go

@@ -467,9 +467,16 @@ func (g Gitea) fetchCheckout(ctx context.Context, repo *git.Repository, branch,
 
 	var headRef *plumbing.Reference
 
+	targetBranch, err := repo.Branch(branch)
+	if err != nil {
+		g.logger.Error(ctx, "cant get repo branch", err)
+		return nil, nil, err
+	}
+	g.logger.Info(ctx, "targetBranch: ", targetBranch)
+
 	branches, err := repo.Branches()
 	if err != nil {
-		g.logger.Error(ctx, "cant get repo branches", err)
+		g.logger.Error(ctx, "cant get repo branch", err)
 		return nil, nil, err
 	}
 
@@ -493,12 +500,26 @@ func (g Gitea) fetchCheckout(ctx context.Context, repo *git.Repository, branch,
 
 	g.logger.Info(ctx, "repo head "+headRef.String())
 
+	rev, err := repo.ResolveRevision(plumbing.Revision(fmt.Sprintf("remotes/%s/%s", targetBranch.Remote, headRef.Name().Short())))
+	if err != nil {
+		g.logger.Error(ctx, "resolve revision error: ", err)
+		return nil, nil, err
+	}
+
 	wtree, err := repo.Worktree()
 	if err != nil {
 		g.logger.Error(ctx, "failed to get worktree", err)
 		return nil, nil, err
 	}
 
+	if err = wtree.Reset(&git.ResetOptions{
+		Commit: *rev,
+		Mode:   git.HardReset,
+	}); err != nil {
+		g.logger.Error(ctx, "reset work_tree error: ", err)
+		return nil, nil, err
+	}
+
 	g.pulls, err = g.GetPulls(ctx, g.URL, g.Owner, g.Repository, g.Password)
 	if err != nil && err != ErrPRNotExist {
 		g.logger.Error(ctx, "GetPulls error", err)