these 2 derivations will be built:
  /nix/store/lrs7251dhki9jm406kplswa95s3l4pr8-sops-secret-files-by-host.json.drv
  /nix/store/cvd0xm2ml9lkpjjl9rm6my2b3wnlrj8s-sops-check.drv