Yes, it could be a rodent. Rats often climb trees, over here , to feast on the fruits. But the probable culprit was this one:
https://en.wikipedia.org/wiki/Eurasian_jay
It’s quite common around here and with their beak they can break that plastic net in no time.
I have seen them do it to reach my peaches and plums:
I should have placed my Bird Scarer on the site, but when i tough of that it was too late.