This is happening to me also. I disabled connect via network last night, worked fine. This morning however it's back to crashing... back to 12.2 I go

For anyone who finds this in the future: What I had to do was to go my github email settings, and uncheck "Block command line pushes that expose my email." Xcode won't give you that specific of an error message, but pushing via command line will

I have opened up a suggestion on the feedback assistant to request this, at the very least I'd like to see units downloaded over a certain time period the way you would on the Analytics page