Unfortunately this theory coming out during the Trump era made people knee-jerk shoot it down for political reasons, and you can also say the CCP is very invested in making sure they don't have pie on their face if this ends up being what truly happened.
Compare that to what we know: it's a SARS variant, in a place where SARS outbreaks have already occurred in the past, with DNA showing it came from pangolins, in a place where pangolins are caught, sold, and eaten by people.
I mentioned this in another comment, but here's the 2018 State Department warning.
Please note part (6) about human ACE2 coroniavirus:
https://www.washingtonpost.com/context/read-the-state-depart...
> with DNA showing it came from pangolins, in a place where pangolins
This is false. You can read the science here (note the "receptor binding studies of reconstituted RaTG13 showed that it does not bind to pangolin ACE2."
https://onlinelibrary.wiley.com/doi/pdf/10.1002/bies.2020002...