If I remember correctly there have been a few threads talking about this. But not the easiest to find.
But this may not be how your export needs to be structured, if not it may be possible for you or someone to adjust an export script to remover the cache buster numbers and keep the export as normal.
More info would be needed on how your type of export needs to be. But first check out the export script @jonathan points out. Also removing the numbers manually is an option.