Everyone types HEAD~1 in git. Do you know what that means?
HEAD is the pointer to the commit you are on. The ~1 means go one commit back. So HEAD~1 is the commit right before the current one. HEAD~2 is two commits back, and so on.
That’s how reset knows how far to rewind. It’s a small thing that makes git click.
Want the full reset walkthrough? I covered HEAD and reset here: Undoing the last commits using git reset
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