They did for the Desert One debacle and did in the 80s and 90s. It was stopped because of the wing box issues the low level environment created.
Someone on here commented on the "precision package" of the Harvest package...it will be nowhere near as precise as hard-fitted, boresighted guns/sensors,huds with the appropriate Fire Control software. AFSOC is going the cheap route...which is not the best when you want to put a 40 round at someone's feet.