these 2 derivations will be built:
  /nix/store/qki4xshircinzm4im59sl7n7wdf8v7qf-open-code-review-1.12.12.drv
  /nix/store/s1wvmipikdsic0h4y6c8v0cvmj5734p9-check-open-code-review.drv