admin `sync_repo_branches` will update all repo last_update_time even repo no change

[qianlongzt]

Description

No response

Gitea Version

1.24.2

Can you reproduce the bug on the Gitea demo site?

No

Log Gist

No response

Screenshots

Git Version

No response

Operating System

No response

How are you running Gitea?

run in k8s

Database

None

[qianlongzt]

gitea/modules/repository/branch.go

Lines 39 to 48 in a789a8c

	func SyncRepoBranchesWithRepo(ctx context.Context, repo *repo_model.Repository, gitRepo *git.Repository, doerID int64) (int64, error) {
	objFmt, err := gitRepo.GetObjectFormat()
	if err != nil {
	return 0, fmt.Errorf("GetObjectFormat: %w", err)
	}
	_, err = db.GetEngine(ctx).ID(repo.ID).Update(&repo_model.Repository{ObjectFormatName: objFmt.Name()})
	if err != nil {
	return 0, fmt.Errorf("UpdateRepository: %w", err)
	}
	repo.ObjectFormatName = objFmt.Name() // keep consistent with db

should update with where check

[wxiaoguang]

should update with where check

Not "where" check (ID already adds the "where"), it needs to use a "UpdateWithNoAutoTime" function