{ fetchurl }:
let
  version = "135.0";
in
fetchurl {
  url = "https://raw.githubusercontent.com/arkenfox/user.js/${version}/user.js";
  sha256 = "sha256-rPcH24YqEBOzoPB9yxMlke/3tqpi9L7GVMsZ3MUP8WY=";
}