code: async function isRefInHistory(ref, execaOpts) {
    try {
      await execa('git', ['merge-base', '--is-ancestor', ref, 'HEAD'], execaOpts);
      return true;
    } catch (error) {
      if (error.code === 1) {
        return false;
      }
  
      debug(error);
      throw error;
    }
  }
docs: Verify if the `ref` is in the direct history of the current branch.
  
  @param {String} ref The reference to look for.
  @param {Object} [execaOpts] Options to pass to `execa`.
  
  @return {Boolean} `true` if the reference is in the history of the current branch, falsy otherwise.