I tried to use BFG to clean a repo of excessive large files once. After the `git push --force` our entire repo was gone. Oops! Use with care, do it on a Sunday

I tried to use BFG to clean a repo of excessive large files once. After the `git push --force` our entire repo was gone. Oops! Use with care, do it on a Sunday (or other time most devs aren't working), and be prepared to restore a backup.