$ git clone -n https://src.fedoraproject.org/rpms/xine-ui.git /var/lib/mock/f45-build-38911-730/root/chroot_tmpdir/scmroot/xine-ui
Cloning into '/var/lib/mock/f45-build-38911-730/root/chroot_tmpdir/scmroot/xine-ui'...
$ git fetch origin fc0c77276247f1b4cb97236c383e9b0df445549a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xine-ui
 * [new ref]         fc0c77276247f1b4cb97236c383e9b0df445549a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fc0c772 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild