1. The Problem
So, you are on a specific directory, but would like to execute a git command on a different one. I don’t know whyl for me, it’s just only that I’m lazy.
2. The Solution
Here is your command’s format:
git -C [directory] [git_command]
And here is a screenshot to make things more clear:
3. The Reference
For further reference, you can consult this StackOverflow thread.