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By changing the "support_ota_validate" value in the device_features file of any available Xiaomi or Redmi phone running MIUI 12/12.5/13 to "false", it is possible to freely select the .zip package in the System Update App and flash it, even the package is in alpha.
The code I used for that one Ansible video I did a while back
Perform a system update with pacman using systemd's offline update mechanism
Peer to Peer Secure Update project
A Nagios / Icinga plugin for checking patch currency of hosts managed by Spacewalk, Red Hat Satellite 5.x or SUSE Manager
Automatically install security and other system updates
An Ansible role to apply system updates using the `dnf` package manager.
A Nagios / Icinga plugin for checking patch currency of hosts managed by Foreman/Katello or Red Hat Satellite 6
Ansible role will update all packages on RHEL/CentOS and Debian/Ubuntu systems.