these 3 derivations will be built:
  /nix/store/ja9f4mhb2rgdrbdn7zbpric9h0k030x9-letta-code-src-with-lock.drv
  /nix/store/bacbhrska8vfmsg6m19sx09d0j3i8vwc-letta-code-0.33.8.drv
  /nix/store/kjrkww7rwyab00x2v6y6iavhzf2f6dmz-check-letta-code.drv