{ pkgs, ... }:
pkgs.stdenv.mkDerivation {
  name = "pash";
  src = pkgs.fetchFromGitHub {
    owner = "rachelambda";
    repo = "pash";
    rev = "5fa05003ec63256dce2d6071a33f254439096e94";
    hash = "sha256-AFAvtLWMWRSdRxZB3Mo9U9TD/x0s4m8tZMt7M3tRVlM=";
  };
  phases = [ "installPhase" ];
  installPhase = ''
    install -Dm755 $src/pash $out
  '';
}