Use git command instead of the ini package to remove the origin rem…

…ote (#25066)

modules/repository/repo.go

@@ -9,7 +9,6 @@ import (
 	"fmt"
 	"io"
 	"net/http"
-	"path"
 	"strings"
 	"time"
 
@@ -26,8 +25,6 @@ import (
 	"code.gitea.io/gitea/modules/setting"
 	"code.gitea.io/gitea/modules/timeutil"
 	"code.gitea.io/gitea/modules/util"
-
-	"gopkg.in/ini.v1" //nolint:depguard
 )
 
 /*
@@ -240,14 +237,14 @@ func MigrateRepositoryGitData(ctx context.Context, u *user_model.User,
 
 // cleanUpMigrateGitConfig removes mirror info which prevents "push --all".
 // This also removes possible user credentials.
-func cleanUpMigrateGitConfig(configPath string) error {
-	cfg, err := ini.Load(configPath) // FIXME: the ini package doesn't really work with git config files
-	if err != nil {
-		return fmt.Errorf("open config file: %w", err)
-	}
-	cfg.DeleteSection("remote \"origin\"")
-	if err = cfg.SaveToIndent(configPath, "\t"); err != nil {
-		return fmt.Errorf("save config file: %w", err)
+func cleanUpMigrateGitConfig(ctx context.Context, repoPath string) error {
+	cmd := git.NewCommand(ctx, "remote", "rm", "origin")
+	// if the origin does not exist
+	_, stderr, err := cmd.RunStdString(&git.RunOpts{
+		Dir: repoPath,
+	})
+	if err != nil && !strings.HasPrefix(stderr, "fatal: No such remote") {
+		return err
 	}
 	return nil
 }
@@ -270,7 +267,7 @@ func CleanUpMigrateInfo(ctx context.Context, repo *repo_model.Repository) (*repo
 	}
 
 	if repo.HasWiki() {
-		if err := cleanUpMigrateGitConfig(path.Join(repo.WikiPath(), "config")); err != nil {
+		if err := cleanUpMigrateGitConfig(ctx, repo.WikiPath()); err != nil {
 			return repo, fmt.Errorf("cleanUpMigrateGitConfig (wiki): %w", err)
 		}
 	}