replace code-descriptive comments with method level comments

pkg/git/init.go

@@ -48,13 +48,12 @@ func Init(repoPath string, commit bool, gitName, gitEmail string) error {
 	return nil
 }
 
+// Set the default branch for the passed repo as "main"
 func SwitchToMain(repo *git.Repository) error {
-	// Create and set the 'main' branch as default
 	ref := plumbing.NewSymbolicReference(plumbing.HEAD, plumbing.ReferenceName("refs/heads/main"))
 	if err := repo.Storer.SetReference(ref); err != nil {
 		return fmt.Errorf("set reference: %s", err)
 	}
-	// Update the repository configuration
 	cfg, err := repo.Config()
 	if err != nil {
 		return fmt.Errorf("repo config: %s", err)