{ stdenv, fetchurl }: stdenv.mkDerivation rec { name = "hello-2.5"; src = fetchurl { url = "mirror://gnu/hello/${name}.tar.gz"; sha256 = "0in467phypnis2ify1gkmvc5l2fxyz3s4xss7g74gwk279ylm4r2"; }; meta = { description = "A program that produces a familiar, friendly greeting"; longDescription = '' GNU Hello is a program that prints "Hello, world!" when you run it. It is fully customizable. ''; homepage = http://www.gnu.org/software/hello/manual/; license = "GPLv3+"; }; }