Here's a quick example of how to tag a specific commit id in Git. This is perfect if an older commit id requires a tag but was not originally given one.

So recently there had been a few articles here on Ars talking about MS making contribution to git to make it scale, and how the big boys are all using mono-repo instead of split repos at some ...

Run commit by opening the context menu again and then selecting “Git commit -> master” in the dialog that follows select all the files that you staged.