these 2 derivations will be built:
  /nix/store/6fdzaz0ynkz4ny0ypjn41lgnr4id534g-git-surgeon-0.1.17-vendor.drv
  /nix/store/2c02spmc4wgkh68ivl4hnpqwikasw1f8-git-surgeon-0.1.17.drv