@Override
  protected @NotNull String getRollbackProposal() {
    return new HtmlBuilder().append(GitBundle.message("checkout.new.branch.operation.however.checkout.has.succeeded.for.the.following",
                                                      getSuccessfulRepositories().size()))
      .br()
      .appendRaw(successfulRepositoriesJoined())
      .br()
      .append(GitBundle.message("checkout.new.branch.operation.you.may.rollback.not.to.let.branches.diverge", myNewBranchName))
      .toString();
  }
@Override
  protected @NotNull String getRollbackProposal()