$ git clone -n https://src.fedoraproject.org/rpms/opencore-amr.git /var/lib/mock/f39-build-1500945-34806/root/chroot_tmpdir/scmroot/opencore-amr
Cloning into '/var/lib/mock/f39-build-1500945-34806/root/chroot_tmpdir/scmroot/opencore-amr'...
$ git fetch origin 653e2fff1126c466013dd7da7f2b4e64bf91f6ce:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/opencore-amr
 * [new ref]         653e2fff1126c466013dd7da7f2b4e64bf91f6ce -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 653e2ff Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild