code: func (s *GroupsService) SetGroupOptions(groupID string, input *GroupOptionsInput) (*GroupOptionsInfo, *Response, error) {
  	u := fmt.Sprintf("groups/%s/options", groupID)
  
  	req, err := s.client.NewRequest("PUT", u, input)
  	if err != nil {
  		return nil, nil, err
  	}
  
  	v := new(GroupOptionsInfo)
  	resp, err := s.client.Do(req, v)
  	if err != nil {
  		return nil, resp, err
  	}
  
  	return v, resp, err
  }
docs: // SetGroupOptions sets the options of a Gerrit internal group.
  // The new group options must be provided in the request body as a GroupOptionsInput entity.
  //
  // As response the new group options are returned as a GroupOptionsInfo entity.
  //
  // Gerrit API docs: https://gerrit-review.googlesource.com/Documentation/rest-api-groups.html#set-group-options