Unable to find packages to remove on Alma to Rocky migration

[msaladna]

When changing from Alma to Rocky, the migrator fails because it cannot find packages to remove. Prior to switching to Alma, the distro was Stream. Issue is linked to lines 735-745 in migrate2rocky.sh.

Configured repositories:

# dnf repolist
repo id                                                                                                                                            repo name
apnscp                                                                                                                                             ApisCP Packages for CentOS Linux 8 - x86_64
apnscp-updates                                                                                                                                     ApisCP Package Updates for CentOS Linux 8 - x86_64
appstream                                                                                                                                          AlmaLinux 8 - AppStream
baseos                                                                                                                                             AlmaLinux 8 - BaseOS
epel                                                                                                                                               Extra Packages for Enterprise Linux 8 - x86_64
epel-modular                                                                                                                                       Extra Packages for Enterprise Linux Modular 8 - x86_64
epel-next                                                                                                                                          Extra Packages for Enterprise Linux 8 - Next - x86_64
extras                                                                                                                                             AlmaLinux 8 - Extras
mariadb                                                                                                                                            MariaDB
mod-pagespeed                                                                                                                                      mod-pagespeed
pgdg-common                                                                                                                                        PostgreSQL common RPMs for RHEL/CentOS 8 - x86_64
pgdg12                                                                                                                                             PostgreSQL 12 for RHEL/CentOS 8 - x86_64
powertools                                                                                                                                         AlmaLinux 8 - PowerTools
timescale_timescaledb                                                                                                                              timescale_timescaledb

Debug log generated with bash -x is attached. log.txt