RPMs in Foreman Plugins 3.3 Repository are not signed

Package rubygem-smart_proxy_pulp-3.2.0-3.fm3_3.el8.noarch.rpm is not signed
Package rubygem-smart_proxy_dynflow-0.8.1-1.fm3_3.el8.noarch.rpm is not signed
Package rubygem-hammer_cli_foreman_discovery-1.1.0-1.fm3_3.el8.noarch.rpm is not signed
Package ansible-collection-theforeman-foreman-3.4.0-1.el8.noarch.rpm is not signed
Package rubygem-hammer_cli_foreman_webhooks-0.0.3-1.fm3_3.el8.noarch.rpm is not signed
Package rubygem-smart_proxy_openscap-0.9.1-3.fm3_3.el8.noarch.rpm is not signed
Package rubygem-smart_proxy_shellhooks-0.9.2-3.fm3_3.el8.noarch.rpm is not signed
Package rubygem-smart_proxy_ansible-3.4.0-1.fm3_3.el8.noarch.rpm is not signed
Package rubygem-smart_proxy_remote_execution_ssh-0.7.1-1.fm3_3.el8.noarch.rpm is not signed
Package rubygem-smart_proxy_reports-1.0.0-1.fm3_3.el8.noarch.rpm is not signed

For example:
rpm -qpi rubygem-foreman_remote_execution-7.1.1-1.fm3_3.el8.noarch.rpm
Name : rubygem-foreman_remote_execution
Version : 7.1.1
Release : 1.fm3_3.el8
Architecture: noarch
Install Date: (not installed)
Group : Applications/Systems
Size : 7089297
License : GPLv3
Signature : (none)
Source RPM : rubygem-foreman_remote_execution-7.1.1-1.fm3_3.el8.src.rpm
Build Date : Thu 04 Aug 2022 11:52:05 AM CEST
Build Host : ip-172-30-4-187.ec2.internal
Relocations : (not relocatable)
Packager : Koji
Vendor : Koji
URL : https://github.com/theforeman/foreman_remote_execution
Summary : Plugin that brings remote execution capabilities to Foreman
Description :
A plugin bringing remote execution to the Foreman, completing the config
management functionality with remote management functionality.

It‘s an old issue: Feature #4788: Plugin rpms not signed - Packaging - Foreman