code: func (c *Challenge) RefuseAccess(w http.ResponseWriter, r *http.Request) error {
  	err := c.Delete(w, r)
  	if err != nil {
  		return err
  	}
  
  	http.Redirect(w, r, c.Redirect+"&consent=false", http.StatusFound)
  
  	return nil
  }
docs: // User refused access to requested scopes, forward the desicion to Hydra via redirection.