Currently there's no way to re-tag existing images uploaded to the undercloud registry. We should provide the ability to manage tags for the images present in the local registry.
[root@undercloud-0 stack]# sudo skopeo --tls-verify=false copy docker://192.168.24.1:8787/openshift3/ose-prometheus-operator:v3.11 docker://192.168.24.1:8787/openshift3/ose-prometheus-operator:v0.23.1
WARN[0000] '--tls-verify' is deprecated, please set this on the specific subcommand
Getting image source signatures
Skipping fetch of repeat blob sha256:2cb1196a3b2716c68f8ba88205548a9f659e98edc30898ca3a7c762b4d5e0190
Skipping fetch of repeat blob sha256:c9c433594a59dca1d747e916d5403e64705d217dac148804bcbcd712392141a8
Skipping fetch of repeat blob sha256:cd66166ec0f65c47fcc8e9d204eab54d55ea4751ae19bc3a26981adaa0965e67
Skipping fetch of repeat blob sha256:e03925740a5102e5acc958c83bee56f965572196035e2edb4f16ff0ce008c304
Copying config sha256:869306cdb8f89addf96775e8888893367a91d95631dbb511f284eca3328f512a
0 B / 4.28 KB [------------------------------------------------------------] 0s
Writing manifest to image destination
FATA[0000] Error writing manifest: Error uploading manifest v0.23.1 to 192.168.24.1:8787/openshift3/ose-prometheus-operator: error parsing HTTP 405 response body: invalid character '<' looking for beginning of value: "<!DOCTYPE HTML PUBLIC \"-//IETF//DTD HTML 2.0//EN\">\n<html><head>\n<title>405 Method Not Allowed</title>\n</head><body>\n<h1>Method Not Allowed</h1>\n<p>The requested method PUT is not allowed for the URL /v2/openshift3/ose-prometheus-operator/manifests/v0.23.1.</p>\n</body></html>\n"
