How to copy an image from the internal registry with skopeo running in a container using service account?

Issue

• When running inside a container, command skopeo copy fails to copy image from internal registry to an external registry using below commands and options:

$ skopeo copy --src-tls-verify=false docker://image-registry.openshift-image-registry.svc:5000/<scr_project>/<scr_image_name>@<sha256:ID> docker://<external_registry>/<dest_project>/<dest_image_name>@sha256ID
FATA[0000] Error initializing source docker://image-registry.openshift-image-registry.svc:5000/<src_project>/<scr_image_name>@sha256:ID: Error reading manifest sha256:ID in image-registry.openshift-image-registry.svc:5000/<scr_project>/<scr_image_name>: unauthorized: authentication required