digestsha 0 -> 1
attrpath: digestsha
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/c64dg24zaz5x59520vwd16vnb0v66v0q-packages.json.drv
building '/nix/store/c64dg24zaz5x59520vwd16vnb0v66v0q-packages.json.drv'...

Going to be running update for following packages:
 - perl5.38.2-DigestSHA-6.04

Press Enter key to continue...
Running update for:
 - perl5.38.2-DigestSHA-6.04: UPDATING ...
 - perl5.38.2-DigestSHA-6.04: DONE.

Packages updated!

The diff was empty after rewrites.