{stdenv, fetchurl}: stdenv.mkDerivation rec {
    pname = "werkz";
    version = "20040426.222000";
    outJar = "werkz-20040426.222000.jar";
    dontUnpack = true;
    dontConfigure = true;
    dontBuild = true;

    src = fetchurl {
        url = "https://repo1.maven.org/maven2/werkz/werkz/20040426.222000/werkz-20040426.222000.jar";
        hash = "sha256-rBP5W3oQP5eWpNgQ2nHqNblELJsAGC77MK3jv06Fmaw=";
    };

    installPhase = ''
        mkdir $out
        cp -r ${src} $out/werkz-20040426.222000.jar
    '';
}