these 4 derivations will be built:
  /nix/store/kb45fq80mzw8ahcmz442mxnn5qij0kkp-clan-cli-source.drv
  /nix/store/kz0xzp77h1ivcng44njl8jrwmnrp4g78-clan-cli.drv
  /nix/store/dcdi64rwq3nhw3xghhxvjysncgq195dh-tofu.drv
  /nix/store/xw58ngpfykra3wqf6g69pfpgnwgdc4h7-dns.drv