Every 2-3 minutes with increasing loads do:
Back Squat 3-3-3-3-3..., then
Seven rounds for time of (20 min cap):
5 Chest To Bar Pull-ups
For Rx+ wear a vest.
If scaling do banded pull-ups or ring rows, incline push-ups and do 10 or less sit-ups per round (adjust as needed).
Extra: Muscle Up practice and/or extra mobility.