this derivation will be built:
  /nix/store/5n2sb5kbsbvzfsmkm296p4qwjhjpz38y-nix-update-1.16.0.drv
this path will be fetched (7.4 KiB download, 20.8 KiB unpacked):
  /nix/store/1xfcivf90r97bnanmq2q31jlbh3glvkg-nix-prefetch-git-26.11