Code review comment for ~pappacena/turnip:scenario-tests

There is a backported git package in this PPA: https://launchpad.net/~pappacena/+archive/ubuntu/launchpad-ppa/+packages

The git package in that PPA should be part of this review, but it's basically the result of the following command:
$ backportpackage --upload=ppa:pappacena/launchpad-ppa -d bionic -s focal git