@Nullable
  private static String getVcsExtras(@NotNull Matcher matcher) {
    final String beforeSubdir = matcher.group(VCS_EXTRAS_BEFORE_SUBDIR_GROUP);

    return beforeSubdir == null ? matcher.group(VCS_EXTRAS_AFTER_SUBDIR_GROUP) : beforeSubdir;
  }
@Nullable
  private static String getVcsExtras(@NotNull Matcher matcher)