$ git clone -n https://src.fedoraproject.org/rpms/xine-lib.git /var/lib/mock/f39-build-1646785-40423/root/chroot_tmpdir/scmroot/xine-lib
Cloning into '/var/lib/mock/f39-build-1646785-40423/root/chroot_tmpdir/scmroot/xine-lib'...
$ git fetch origin 6485375a82af1f053f9638088f62e4c0b4b0f647:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xine-lib
 * [new ref]         6485375a82af1f053f9638088f62e4c0b4b0f647 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6485375 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild