this derivation will be built:
  /nix/store/g8rd0cc9qcrgbgy9igzzdra31xyvzwhp-nix-shell.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/1ghihckbsabn1q49qwx2zrfiv462mf0d-clan-cli