Apt repo issue "Failed to fetch File has unexpected size"

[Nick_Coppola]

In my case, I was able to resolve it by switching away from the ‘original’ repo with the percona-release tool

Broken apt repo

After some further digging I found that this error was only happening when the ‘original’ repo was being used with the percona-release tool. Since I only needed proxysql2, I switched it to that repo instead with the following command: percona-release enable-only proxysql