return different error message for get commit

Author: lunny

modules/migrations/gitea_uploader.go

@@ -278,7 +278,7 @@ func (g *GiteaLocalUploader) CreateReleases(releases ...*base.Release) error {
 		if !release.Draft {
 			commit, err := g.gitRepo.GetTagCommit(rel.TagName)
 			if err != nil {
-				return fmt.Errorf("GetCommit: %v", err)
+				return fmt.Errorf("GetTagCommit[%v]: %v", rel.TagName, err)
 			}
 			rel.NumCommits, err = commit.CommitsCount()
 			if err != nil {

services/pull/check.go

@@ -126,7 +126,7 @@ func getMergeCommit(pr *models.PullRequest) (*git.Commit, error) {
 
 	commit, err := gitRepo.GetCommit(mergeCommit[:40])
 	if err != nil {
-		return nil, fmt.Errorf("GetCommit: %v", err)
+		return nil, fmt.Errorf("GetMergeCommit[%v]: %v", mergeCommit[:40], err)
 	}
 
 	return commit, nil

services/release/release.go

@@ -44,7 +44,7 @@ func createTag(gitRepo *git.Repository, rel *models.Release, msg string) (bool,
 
 			commit, err := gitRepo.GetCommit(rel.Target)
 			if err != nil {
-				return false, fmt.Errorf("GetCommit: %v", err)
+				return false, fmt.Errorf("createTag::GetCommit[%v]: %v", rel.Target, err)
 			}
 
 			// Trim '--' prefix to prevent command line argument vulnerability.