protected function checkSubSubmodules($repo, $name)
    {
        $output = $this->command('submodule foreach git submodule status');

        if ($output) {
            foreach ($output as $line) {
                $line = explode(' ', trim($line));

                if (trim($line[0]) == 'Entering') continue;

                $this->submodules[] = array(
                    'revision' => $line[0],
                    'name' => $name.'/'.$line[1],
                    'path' => $repo.'/'.$name.'/'.$line[1]
                );
                $this->ignoredFiles[] = $name.'/'.$line[1];
            }
        }
    }