Comment 8 for bug 2012700

@hmlanigan I briefly tested the upgrades with newly released v3.1.2 and it seems to work. Although I noticed there is multiple failed retries before it actually downloads a new charm revision. I wasn't sure if that is expected behavior so I link the logs in case it might be useful:

https://gist.github.com/matuskosut/d01f1424ed066520c5c6b6bfcf2f7980