private @NotNull GitCompoundResult doRollback() {
    GitCompoundResult result = new GitCompoundResult(myProject);
    for (GitRepository repository: getSuccessfulRepositories()) {
      GitCommandResult res = myGit.createNewTag(repository, myTagName, null, myDeletedTagTips.get(repository));
      result.append(repository, res);
      repository.getRepositoryFiles().refreshTagsFiles();
    }
    return result;
  }
private @NotNull GitCompoundResult doRollback()