let pkgs = import ../../../../.. { }; src = pkgs.fetchFromGitHub { owner = "nix-community"; repo = "emacs2nix"; rev = "e5389c3d7be9c3af135f022d86c61767d41c364f"; sha256 = "sha256-mueyrGXgbjvmXQqPRuLUJdJuB5dqiGGdzCQ74Ud+Z9Y="; fetchSubmodules = true; }; in pkgs.mkShell { packages = [ pkgs.bash ]; EMACS2NIX = src; shellHook = '' export PATH=$PATH:${src} ''; }