type
phrase
pronounced
/git-gud/
emerged
recent
status
mainstream

git gud

   blunt, gamer-coded

the one-line answer

Spelled version of get good, from gaming culture.

Git gud is the typed version of get good. The git is a typo that became intentional. It has the same dismissive meaning but with an additional layer of gaming culture encoding.

mainstream

Your coworker might use this word.

01 / in the wild

hear it move.

gaming
git gud. it's not that hard.
Get better at the game. The difficulty is not the problem, your skill level is.