Perhaps because of the strong opening, Disney has greenlit The Last Duel today for a Christmas 2020 opening.
Recent interview highlights:
The Ringer podcast with Bill Simmons
There's also a podcast with Tom Papa on Sirius, but I haven't found it in full online yet - highlights are at YouTube
Stillwater/The Untitled Tom McCarthy Project has now wrapped filming. The Last Duel will start filming early next year.