unpacking 'https://github.com/NixOS/nixpkgs/archive/d2f67949798825fe853f7c5d0492b8bf016d3f88.tar.gz' into the Git cache...
this derivation will be built:
  /nix/store/qrh5dbszh5mkaywjc1igwjp1cx88zi4n-bcachefs-module-7.2.2-zen1-1-zen.drv
building '/nix/store/qrh5dbszh5mkaywjc1igwjp1cx88zi4n-bcachefs-module-7.2.2-zen1-1-zen.drv'...