If your workplace doesn't naturally need branches, like, PRs are to be merged immediately, then it is very hard to convince your colleagues. In fact I don't thi

If your workplace doesn't naturally need branches, like, PRs are to be merged immediately, then it is very hard to convince your colleagues. In fact I don't think you should in that case, your team's workflow wouldn't be a good fit for Git anyway. Using spreadsheets does sound problematic, that's why locking exists in Perforce and many other centralized VCSes, but that can be fixed without introducing Git.