public function testCanOverwriteOldBranch()
{
$this->transport->setBranch('master', '7fafbb3abfeb673be3726e657bbdbb50b606fce3');
$this->assertEquals('7fafbb3abfeb673be3726e657bbdbb50b606fce3', file_get_contents($this->repo . '/refs/heads/master'));
}