They have to finalize it so both fighters can go for serious training and promoters can promote and writers can write about the fight and we fans start discussing the fight, right now all we can do is speculate,
Both fighters are surely doing serious training now, at least.
These boxers won't just start their respective training after the fight will officially deal. Since there's progress and might end up in a successful deal, they are doing some training now so that they won't have to rush their conditioning.
For sure, our speculation will soon come true.
Just hang in there as this fight will be materialized for real.