In https://docs.redhat.com/en/documentation/openshift_container_platform/4.18/html/hosted_control_planes/troubleshooting-hosted-control-planes#hcp-ts-rhcos_hcp-troubleshooting, step 6, the definition of rhcos-boot-kubevirt.yaml is wrong.
The definition for 1 should be applied where number 2 is and number 2 should be moved to number 1.

OpenShift Container Platform 4.16, 4.17, 4.18

Always

1. N/A

Step 6.
> Create a YAML file named rhcos-boot-kubevirt.yaml that defines the ImageDigestMirrorSet object. See the following example configuration:
> 
> apiVersion: config.openshift.io/v1
> kind: ImageDigestMirrorSet
> metadata:
>   name: rhcos-boot-kubevirt
> spec:
>   repositoryDigestMirrors:
>     - mirrors:
>         - <rhcos_image_no_digest> 1
>       source: virthost.ostest.test.metalkube.org:5000/localimages/ocp-v4.0-art-dev 2
>
> 1 - Specify your RHCOS image without its digest, for example, quay.io/openshift-release-dev/ocp-v4.0-art-dev.
> 2 - Specify the name of your internal registry, for example, virthost.ostest.test.metalkube.org:5000/localimages/ocp-v4.0-art-dev

Step 6.
> Create a YAML file named rhcos-boot-kubevirt.yaml that defines the ImageDigestMirrorSet object. See the following example configuration:
> 
> apiVersion: config.openshift.io/v1
> kind: ImageDigestMirrorSet
> metadata:
>   name: rhcos-boot-kubevirt
> spec:
>   repositoryDigestMirrors:
>     - mirrors:
>         - virthost.ostest.test.metalkube.org:5000/localimages/ocp-v4.0-art-dev 1
>       source: quay.io/openshift-release-dev/ocp-v4.0-art-dev 2
>
> 1 - Specify the name of your internal registry, for example, virthost.ostest.test.metalkube.org:5000/localimages/ocp-v4.0-art-dev
> 2 - Specify your RHCOS image without its digest, for example, quay.io/openshift-release-dev/ocp-v4.0-art-dev.