File updatevrev.sh of Package 000release-packages

#!/bin/sh
vrev=$( curl -s https://download.opensuse.org/slowroll/next/repo/oss/x86_64/?P=openSUSE-release-ftp-* |
  perl -ne 'm/openSUSE-release-ftp-20\d{6}-(\d+\.\d+)\.x86_64/ && print("$1\n") && exit 0'
)
osc setlinkrev --vrev $vrev