Fact is mecca was a backwater during the time of the caliphs.
They were more interested in baghdad, andalusia, Egypt, samarkand, Tashkent, Damascus, trading ports in china and indua That was as far as arabs could go.
The mongols and their allies the turks took it further into india, eastern roman empire including Constantinople, parts of russua and Ukraine and all the way to Baltic sea and parts of western china.
Nobody talked about mecca. Not even the moghuls of india,
Chen ho sailed to africa and didn't stop in mecca.