these 3 derivations will be built:
  /nix/store/np0xlsa8nyynjsaspvy256nd21zski9j-git-surgeon-0.1.17-vendor.drv
  /nix/store/8jc54mmr6qlmz9r52vlvclcn1r38njhx-git-surgeon-0.1.17.drv
  /nix/store/w4mf1a1w0q6ih968srf6jn4nrqag5srm-check-git-surgeon.drv