If you haven’t set a password before, then it should be the default one: empty. Then, to use sudo you will need to set one by using passwd command.
In case if the password was set in the past: the only way would be to run factory reset, or restore from image.
Wow, I didn’t know there are two brands with so close names. Though, I checked: I meant Hohner: https://hohner.de/
I love Hohner brand guitars. Made in German, simply great sound and experience overall.
It is an ironic thing, though I've seen it quite a bit within big corporations world to have cross-owning. No idea of its benefits though
I did not know that puma and adidas are German. I was sure they are all US, but no, they are not.