would this be enough? isn't SARS-COV2, being a zoonotic virus forming strains and evolving in the massive available reservoir of animals? afaik MERS also spread

would this be enough? isn't SARS-COV2, being a zoonotic virus forming strains and evolving in the massive available reservoir of animals? afaik MERS also spreads from contact to camels, H5N1 in birds etc. Is controlling mutations actually possible in a way that goes beyond merely managing the (inevitable) fallout?