Git tricks: aliases + commit message amends

[legendofa]

Description

Adds my personal Git tricks including aliases and commit message amends.

Checklist

• [x] I made sure that the markdown files are formatted properly.
• [x] I made sure that all hyperlinks are working.

[uekerman]

Thanks for adding! Could you please fix the failing linting?

[legendofa]

Thanks for adding! Could you please fix the failing linting?

Yes sure, i think it was a space in a newline. Should be fixed now

[uekerman]

Thanks! Could you also please resolve the conflict that was introduced just now? :grin: