Maybe someone has suggested it before, but I think I have identified the source of the multi color wookie braid. It is called a stampede string, the rawhide Turk’s head knots were the clue. After studying it a while I knew that I had seen something like it before. Check out this site:
Trying to find the right color combo would probably drive one crazy though. In the long run it would be easier just to make it from scratch.