Git, from zero to 9d5c1cfb

Everyone knows git commit, push, pull, add, and checkout. These cover most daily operations. But what happens when you accidentally delete your branch? Or when you have two stacked PRs and the first gets squash-merged and now there's conflicts everywhere?

This is when you need more power. Let's go off the beaten path and explore more advanced features such as git reflog, rerere, amend, fixup and autosquash, and rebase --onto and --update-refs.