code: func (c *Client) DoWithAuthNoRetry(remote string, access Access, req *http.Request) (*http.Response, error) {
  	return c.doWithAuth(remote, access, req, nil)
  }
docs: // DoWithAuthNoRetry sends an HTTP request to get an HTTP response. It works in
  // the same way as DoWithAuth, but will not retry the request if it fails with
  // an authorization error.