Perhaps a bit of an explanation about how the repos are organized might
help:
https://packagecloud.io/fdio/release - Only released packages. The latest
in there should be 18.07.1 (at least until 18.10 releases soon!)
https://packagecloud.io/fdio/1807 - the throttle branch for 1807 packages.
Not
If you want to build the sources yourself then - once you have cloned the VPP
repo - you will have to checkout the correct branch for the version you're
interested in. If you simply clone the repo then the "default" branch is master
which is correctly pointing to 19.01-rc0...
If you want to
