Force Overwrite for Folders

Is there any way to get BRC64 to forcibly rename folders that would have the same name?
I want to combine folders under the same name, which is perfectly legal in Windows, but I can't seem to figure out a way to do this with BRC64.
I want to combine folders under the same name, which is perfectly legal in Windows, but I can't seem to figure out a way to do this with BRC64.