You'd probably branch off a previous feature branch, introduce the bugs then do a mock PR that doesn't get merged, maybe even against a copy of the dev branch in case of accidents.
I only managed to watch the first few minutes, but I assume he expounded his main points. I'd never heard the term 'chokepoint capitalism', but it does just about sum up the lopsided power dynamic that so few of these middlemen enjoy in just about any industry you can think of.