{ callPackage, fetchurl }: # To upgrade pick the hydra job of the nixops revision that you want to upgrade # to from: https://hydra.nixos.org/job/nixops/master/tarball # Then copy the URL to the tarball. callPackage ./generic.nix (rec { version = "1.6.1pre2728_8ed39f9"; src = fetchurl { url = "https://hydra.nixos.org/build/88329589/download/2/nixops-${version}.tar.bz2"; sha256 = "1ppnhqmsbiijm6r77h86abv3fjny5iq35yvj207s520kjwzaj7kc"; }; })