Well, I'm a bit late with this information, but better late than never ...
Eoin O'Neill offers an online workshop for Bouzouki at the O'Flaherty's Retreat 2020. It runs from Out. 18th until Nov 8th, so it is already online. It cost 150$ and you'll get 9 Lessons each lasts around 25 - 30 minutes You can register here:
The online workshops are available until December, so enough time to learn from/with Eoin. I'm so happy to have the opportunity to learn the way Eoin plays. This might be the only good thing about Corona.