* build-aux/hydra/guix.scm (tarball-package): Remove 'nix-checkout' parameter. Remove 'arguments', 'native-inputs', and 'location' fields. Adjust caller accordingly. (hydra-jobs): Remove 'nix-checkout'.
* build-aux/hydra/guix.scm (tarball-package): Remove 'nix-checkout' parameter. Remove 'arguments', 'native-inputs', and 'location' fields. Adjust caller accordingly. (hydra-jobs): Remove 'nix-checkout'.