code: function getPRsForRepo(repo) {
    print(['Fetching PRs for ', clc.yellow.bold(`${repo.owner.login}/${repo.name}`)], debug);
    return new Promise((resolve, reject) => {
      github.pullRequests.getAll({
        user: repo.owner.login,
        repo: repo.name,
        state: 'open'
      }, (err, prs) => {
        if (err) {
          return reject(err);
        }
        return resolve(prs.filter((pr) => {
          return pr && pr.head;
        }));
      });
    });
  }
docs: Fetch open pull requests for a single repository
  @param  {Object}  repo Repository metadata
  @return {Promise}      Resolves to a list of pull requests