$ git clone -n https://src.fedoraproject.org/rpms/libdeltacloud.git /var/lib/mock/f39-build-2344096-59896/root/chroot_tmpdir/scmroot/libdeltacloud
Cloning into '/var/lib/mock/f39-build-2344096-59896/root/chroot_tmpdir/scmroot/libdeltacloud'...
$ git fetch origin af56ef9ba3a0574683632e2eefb95379721a2b48:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdeltacloud
 * [new ref]         af56ef9ba3a0574683632e2eefb95379721a2b48 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af56ef9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild