One theory doing the rounds is that the intermediary could have been a pangolin.<Snip>
The pattern seems to be that a bat virus gets transmitted to a domestic animal, and then from that domestic animal to humans. We don't know how the jump was made was made in the case of COVID-19, but some sort of intermediary animal is likely.
Pangolins carry strains related to new coronavirus
Did pangolins spread the China coronavirus to people?
Pangolins may have spread coronavirus to humans | Coronavirus outbreak | The Guardian