version = "0.1";

      { tarball ? {path = jobs.tarball {};}

      { tarball ? jobs.tarball {}

        name = "hydra-build";

        name = "hydra" + (if tarball ? version then "-" + tarball.version else "");

          src=$(ls ${tarball.path}/tarballs/*.tar.bz2)

          src=$(ls ${tarball}/tarballs/*.tar.bz2)