these 4 derivations will be built:
  /nix/store/79ksjwr0lgn817wf2yzv4ymsqrknaajq-spore-static-x86_64-unknown-linux-musl-0.1.0.drv
  /nix/store/fmgm8kfjr53vxhmd441gxd9xlsnhkjdm-spore-initrd.drv
  /nix/store/gk1c2ada2vawk1m7q79xg7i5naaxynzz-spore-disk.drv
  /nix/store/1wzygvym3z9xmxxvn33ycihyhz50b0w2-spore-boot-hcloud-x86_64-uefi.drv