these 3 derivations will be built:
  /nix/store/kvqc5m7fmhrlr1g63nnvf0flh6h3abyb-clan-cli-source.drv
  /nix/store/6agqymq60533wabpq6xjiq6fnk57aq0n-clan-cli.drv
  /nix/store/nkav0ydhs2mjn1jb2v95lqxswliqy2i4-nix-shell.drv