this derivation will be built:
  /nix/store/20zbjlz3a9r230c11jgafi8pmh9gaflw-nix-shell.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/xvij8vm7vz1aj6yl8cfgmw7g6957sj88-clan-cli