this derivation will be built:
  /nix/store/icp8gc3xz99sdzwb06bk0h9n98qyzlkg-nix-shell.drv
this path will be fetched (0.0 KiB download, 3.9 MiB unpacked):
  /nix/store/zn224qa7006m33907qnm8fgyp2jl4nri-clan-cli