protected function getGitHelper($isGitDir = true)
{
$gitHelper = $this->prophesize(GitHelper::class);
$gitHelper->setHelperSet(Argument::any())->willReturn();
$gitHelper->clearTempBranches()->willReturn(null);
$gitHelper->getName()->willReturn('git');
$gitHelper->isGitDir()->willReturn($isGitDir);
return $gitHelper;
}