12 Git tips for Git's 12th birthday: 
Git, the distributed revision-control system that’s become the default tool for source code control in the open source world, turns 12 on April 7. One of the more frustrating things about using Git is how much you need to know to use it effectively. This can also be one of the more awesome things about using Git, because there’s nothing quite like discovering a new tip or trick that can streamline or improve your workflow.
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Have you tried: Farking?