At this stage of the 2020 NFL Draft process (and even leading up to the minutes before the actual draft itself) all mock drafts really are are guesses.
Some are more informed guesses than others, but they are all just guesses and the value and purpose they serve more than anything is to show us what options are possible.
Since the Broncos have the 15th overall pick in the first round, their pick is even harder to predict because of how far down the order they are.
With that said, the option Todd McShay threw out in his mock draft 2.