Gush\Command\PullRequest\PullRequestMergeCommand::addCommentsToMergeCommit PHP Method

    private function addCommentsToMergeCommit(array $comments, $sha, $remote)
    {
        if (0 === count($comments)) {
            return;
        }
        $commentText = '';
        foreach ($comments as $comment) {
            $commentText .= $this->render('comment', ['login' => $comment['user'], 'created_at' => $comment['created_at']->format('Y-m-d H:i'), 'body' => $comment['body']]);
        }
        /** @var GitHelper $gitHelper */
        $gitHelper = $this->getHelper('git');
        $gitHelper->remoteUpdate($remote);
        $gitHelper->addNotes($commentText, $sha, 'github-comments');
        $gitHelper->pushToRemote($remote, 'refs/notes/github-comments');
    }