Looks like Museum Replicas is making some nice Jedi Cloaks. Here's the Luke version. They also have an Anakin and an Obi-Wan as well. Sideshow is selling them here:
http://www.sideshowtoy.com/?page_id=4489&sku=900670&utm_source=companion_cross (http://www.sideshowtoy.com/?page_id=4489&sku=900670&utm_source=companion_cross)
The Museum Replica Luke ROTJ outfit, Luke ANH Award Ceremony outfit, heck even the Imperial Officer stuff looks great!