[lambdaba]

This is what I'd want from any GUI, ability to "view source" and then use in scripting etc.

[TeMPOraL]

I'm sure you know this, but for the benefit of other readers, pressing '$' in Magit status buffer (and likely bunch of others) pops up a buffer that lists actual commands issued to Git, so you can always check how Magit interaction maps to Git CLI commands.