NewPipe’s instructions on adding this repo to F-Droid: https://newpipe.schabi.org/FAQ/tutorials/install-add-fdroid-.... Note the warning to export your data from your current version of NewPipe before upgrading.

Great to see they have a repo up now, I imagine I can switch from the apk to that directly as they have the same signing key?

Thank you. It was just two presses on my phone to add the repo.