So we didn't learn anything really new about the knee, wich is certainly good news.
It still seems to be an issue, though, even if Jojo says the knee is healed in his mind. When Wino says the most important thing is the knee doesn't swell again, for example... I didn't find that part very reassuring.
But the rest is, he definitely sounds in good spirits in his audio interview.
Here's also a video of his interview (don't worry if you don't understand the journalist, it's not because YOUR French is bad!):
Jo says his knee isn't hurting after the match.