docs: function pull(options) {
      options = options || {};
  
      var branchOrTag = options.branch || options.tag;
  
      var args = [
        'pull',
        options.rebase ? '--rebase' : null,
        options.remote || 'origin',
        branchOrTag || git.getCurrentBranch
      ];
  
      return git(args)
          .then(silent);
    }