There was suggestion about this from Vextoria, and i thought that basic models are pretty good in generating those, but after some testing i decided that its not flexible enough without a Lora.
Trigger phrase is "in jedioutfit".
UPDATE FLUX VERSION
-Flux is generates pretty good jedi robes out of the box, but somebody wanted a flux version of this LORA, so here it is. In some cases it may be necessary to specify color as brown or beige.