You're misunderstanding the intent I think. This isn't a guarantee that the code is kept private. It's a guarantee that the other copies don't have a Github "fo

You're misunderstanding the intent I think. This isn't a guarantee that the code is kept private. It's a guarantee that the other copies don't have a Github "fork" relationship to the true repo. Nobody is disputing that access to the private repo allows for a copy to be kept. But it's an "island", not a fork.