pkgs:

import (builtins.fetchTarball {
  url = "https://github.com/nix-community/NUR/archive/master.tar.gz";
  sha256 = "1p0qa9bs8k0jhkdkyvxfcpi2hz2n8d61c63ps7mavk9z3zgnx20j";
}) {
  inherit pkgs;
}