$ skopeo copy oci-archive:/var/lib/mock/f42-flatpak-container-build-59001068-6570135/root/chroot_tmpdir/haruna-flatpak-1.3.3-4.ppc64le.oci.tar docker://candidate-registry.fedoraproject.org/haruna:f42-flatpak-container-build-131832790-ppc64le-20250421223454
Getting image source signatures
Copying blob sha256:75b1ec6300ba61ca75c9214cd273bd29f57dffaf359edebacf0b227d3305b3e5
Copying config sha256:5335803b1ede79dbe1bda51c5b5b42d1fadf4f2fbe21150393bac823a8289c9d
Writing manifest to image destination