@Override
  protected void actionPerformed(@NotNull Project project, @NotNull MultiMap<Repo, VcsFullCommitDetails> grouped) {
    Map<Repo, VcsFullCommitDetails> singleElementMap = convertToSingleElementMap(grouped);
    assert singleElementMap != null;
    actionPerformed(project, singleElementMap);
  }
@Override
  protected void actionPerformed(@NotNull Project project, @NotNull MultiMap<Repo, VcsFullCommitDetails> grouped)