private RepositoryNode findNodeByRepo(@Nullable final Repository repository) {
    if (repository == null) return null;
    Map.Entry<RepositoryNode, MyRepoModel<Repository, PushSource, PushTarget>> entry =
      ContainerUtil.find(myView2Model.entrySet(), entry1 -> {
        MyRepoModel<?, ?, ?> model = entry1.getValue();
        return model.getRepository().getRoot().equals(repository.getRoot());
      });
    return entry != null ? entry.getKey() : null;
  }
private RepositoryNode findNodeByRepo(@Nullable final Repository repository)