these 4 derivations will be built:
  /nix/store/cd3z9y85gh7aq4fcvmvl8ga8d78as0l2-clan-cli-source.drv
  /nix/store/z9x4gqvqnybkah7l61hlfxhqrs7pxdvx-clan-cli.drv
  /nix/store/l9fvbrnd5fjyhpq4vcq4pzq3mizwg6wd-tofu.drv
  /nix/store/3ghbijrg4bdkvjl5v7gzxzj4llvxxxwj-dns.drv