Ignore temporary files for directory size (#28265)

Co-authored-by: Gusted <postmaster@gusted.xyz>

modules/repository/create.go

@@ -167,7 +167,11 @@ func getDirectorySize(path string) (int64, error) {
 			}
 			return err
 		}
-		if info.IsDir() {
+
+		fileName := info.Name()
+		// Ignore temporary Git files as they will like be missing once info.Info is
+		// called and cause a disrupt to the whole operation.
+		if info.IsDir() || strings.HasSuffix(fileName, ".lock") || strings.HasPrefix(filepath.Base(fileName), "tmp_graph") {
 			return nil
 		}
 		f, err := info.Info()