pkgs: final: prev: { nur = import (builtins.fetchTarball { url = "https://github.com/nix-community/NUR/archive/master.tar.gz"; sha256 = "1w2bsz959i9r8vxrk174kg2hw30w8w1nyksp459qs8zvf6jc6cda"; }) { inherit pkgs; }; }