these 4 derivations will be built:
  /nix/store/h4dl1achbrg2z7p6v9aazw5lh25ppdff-clan-cli-source.drv
  /nix/store/zs5g4vdlkvss6753r5fbq138slksfc45-clan-cli.drv
  /nix/store/g84n20621siysgvy8qihr7zh8lks71zj-tofu.drv
  /nix/store/0xp072zvf4grj5yzbn53kyq1wlyhcw6i-dns.drv