Verified on RHOS-16.1-RHEL-8-20200610.n.0 with python3-networking-ovn-migration-tool-7.2.1-0.20200610130354.4dfc438.el8ost.noarch.rpm Verified that the ssh issue does not occur and the migration process proceeds.
Since the problem described in this bug report should be resolved in a recent advisory, it has been closed with a resolution of ERRATA. For information on the advisory, and where to find the updated files, follow the link below. If the solution does not work for you, open a new bug report. https://access.redhat.com/errata/RHBA-2020:3148