Briefing: "GDI has intercepted and captured one of our MCV's. We were counting on that vehicle to establish a foothold in that area. Recover the MCV and remove every trace that GDI has ever been there."
Walkthrough: Fifth Nod mission of The Covert Operations datadisk for C&C Tiberian Dawn. You need to wreak a little havoc in the nearby village so the GDI Mammoth Tanks will move out of the way. Then you can eat enemy base from inside.