these 4 derivations will be built:
  /nix/store/jyf5vr7pivwa18x1qk31qc3c50fbcmwi-clan-cli-source.drv
  /nix/store/kyfdsqkvp5v84wi5x5ljl4kmimlfvvg4-clan-cli.drv
  /nix/store/2f2wrqwvfmhlkq7n8kf7q2l49insxsf7-tofu.drv
  /nix/store/mgabmx34v13g5djpm9657ljgmd2swyr7-dns.drv