{ lib, stdenv, fetchzip, version, hash, }: stdenv.mkDerivation { pname = "hello"; version = "${version}"; src = fetchzip { url = "https://ftp.gnu.org/gnu/hello/hello-${version}.tar.gz"; hash = "${hash}"; }; installPhase = '' ./hello --version mkdir -p $out/bin cp hello $out/bin/hello ''; }