MCFM 10.0.1 -> 10.2.1 https://repology.org/metapackage/MCFM/versions attrpath: MCFM Received ExitFailure 1 when running Raw command: /nix/store/3nqhcyc7vid1npgcd0m7arg5sn325nhz-nix-2.12.0/bin/nix eval .#MCFM --apply "p: builtins.hasAttr \"updateScript\" p" Standard error: error: flake 'git+file:///var/cache/nixpkgs-update/worker/worktree/MCFM' does not provide attribute 'packages.x86_64-linux.MCFM', 'legacyPackages.x86_64-linux.MCFM' or 'MCFM'