Gymnastic skills
HS walking = Warm up first with HS HOLD against wall and some kick to handstands then get 15-30m in of HS walk
even if its 1-2 meter at one set. you can do it!
Other Opition
Prep yourself for HS position and test 2 times short hs walk 3-5m
then
amrap 2 of HS walking = max meters in 2 minutes.

Accessory Work
3-4 sets :
2-3 legless or normal rope climb
10-15 ghd sit ups (use medball if necessary on extra weight)
10-15 hip extensions on ghd bench
rest 2-3 min