these 2 derivations will be built:
  /nix/store/b5764a9hdjb1k3izj7m0x2sf5yrgzqmd-git-surgeon-0.1.17-vendor.drv
  /nix/store/nb4pyr5j97ca4ywymhkvk6djbvbr6zpw-git-surgeon-0.1.17.drv