You can tell git to use a specific key for each repo. I have the same situation as you and this is how I handle it.
https://superuser.com/questions/232373/how-to-tell-git-which-private-key-to-use
You can tell git to use a specific key for each repo. I have the same situation as you and this is how I handle it.
https://superuser.com/questions/232373/how-to-tell-git-which-private-key-to-use
Arch, because I use niche software and the AUR doesn’t always get along with Manjaro very well (ungoogled-chromium-bin is the worst offender). Switched to arch, configured it identically to my manjaro install, and all has been well.