Gush\Helper\GitHelper::getCommitCountBetweenLocalAndBase PHP Method

    public function getCommitCountBetweenLocalAndBase($org, $branch, $sourceBranch)
    {
        return trim($this->processHelper->runCommand(['git', 'rev-list', sprintf('%s/%s..%s', $org, $branch, $sourceBranch), '--count']));
    }