nixpkgs/pkgs/misc/bleeding-edge-fetch-info/hsp_xml.nix

 args: with args; fetchurl { 
  url = http://mawercer.de/~nix/repos/hsp_xml.tar.gz;
  sha256 = "203efdd5ec3784be0b1580569e56f278e102c2275350934a3b2ee4850b7ee34f";}