1. Scale down Cluster Version Operator deployment to 0

2. Set Cluster Monitoring Operator (CMO) to unmanged

3. Modify the CMO deployment spec to reference your image https://github.com/openshift/cluster-monitoring-operator/blob/5d1fd1bb52eeb9b2f877c45de0cf93e2f9fffb95/manifests/0000_50_cluster-monitoring-operator_05-deployment.yaml#L76

Resource

1. https://access.redhat.com/solutions/6548111
2. https://redhat-internal.slack.com/archives/C0VMT03S5/p1719386516927169?thread_ts=1719350817.472789&cid=C0VMT03S5