My bad, yep you're right. So you could only either give 2 people different git repos that should be the same or I guess you could submit a collided file into a

My bad, yep you're right. So you could only either give 2 people different git repos that should be the same or I guess you could submit a collided file into a repo you can submit changes to (eg a public one that accepts PRs) and give someone else the other version. Given the limitations, really not too practical.