protected function initRepo($repoPath)
    {
        $command = "git init $repoPath";
        $this->info("Run \"$command\".");

        $output = [];
        exec($command, $output, $returnStatusCode);

        if ($returnStatusCode !== 0) {
            throw RuntimeException::commandExecutionFailed(
                $command, $returnStatusCode
            );
        }

        $this->info("\"$command\" was successfully ran.");
    }