Just to clear things up, yes, all new camouflage and fabric. Some original paint samples-
As you can see, it is most definitely not original, nor is it accurate in color or application. Please don't look to this restoration for an example of correct camouflage.
I believe the large inscription on the fuselage was the original museum signage from it's time in a German museum between the wars. It was common for museum planes to be inscribed with their information at that time.