Let them fight it out.
History shows that most negotiated settlements do little more than leave the two sides staring each other down for years over an open, festering chasm. When there are no clear winners and losers the source of the conflict is unresolved.
Consider all the different countries that have been partioned through negotion or where open opposition with others ended with a negotiated truce. There are too many to list but some notable examples are
Germany, Korea, Iraq, the entire middle east vs. Israel
If this kind of thinking had prevailed in 1776 we would all still be subjects of the British Queen.
Better the one we didn’t have over the one we have now...
Certainly on the MB side it would simply be a hudna. The military surely knows that. Therefore, no point in it. If, indeed, there is any truth in the story, which I doubt.