let pkgs = import ./. {}; in pkgs.fetchFromGitHub { owner = "megatokio"; repo = "zasm"; rev = "4.4.7"; sha256 = "sha256-Zbno8kmzss1H2FjwzHB4U7UXxa6oDfsPV80MVVFfM68="; extraPostFetch = '' rm -rv $out/Test ''; }