these 3 derivations will be built:
  /nix/store/2mzc309gmszx0yk36cl3bfw53h96gif8-source.drv
  /nix/store/albsiy4yir82nmh7fb9ka3jfwdllg1bf-slack-cli-4.9.0-go-modules.drv
  /nix/store/cnym1hcpc6fm0zpaqd1x90f6dmfcmr2z-slack-cli-4.9.0.drv
this path will be fetched (63.4 MiB download, 227.8 MiB unpacked):
  /nix/store/pn86sk63a2lpmwx16vj4s5871slkyzfw-go-1.27.1