Running Spock - need to install Xcode?

Hi - first up, I'm not Git expert by any means, I use Tower for all my git stuff, so excuse me if this is a basic question.

When I run Spock (and a few other add-ons e.g. Power Tools), I get this prompt:


Do I really need to do this despite already using Git? If I say 'Not now', then we just go back to nothing happening.

Answered by Jason Varga!
>>>>>>> Answered <<<<<<<
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