this derivation will be built:
  /nix/store/f0fggh2a3yck94f5gsskyzpvs7k3dfgi-herdr-0.8.2.drv
this path will be fetched (35.2 MiB download, 351.3 MiB unpacked):
  /nix/store/mlyxsaf03vzl0y58wmf75flzh4b6jp15-herdr-0.8.2-vendor