$ git clone -n https://src.fedoraproject.org/rpms/libtickit.git /var/lib/mock/f45-build-17125-496/root/chroot_tmpdir/scmroot/libtickit
Cloning into '/var/lib/mock/f45-build-17125-496/root/chroot_tmpdir/scmroot/libtickit'...
$ git fetch origin f8d543ebbfdd114487ad62d406c1bc73ef08bc79:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libtickit
 * [new ref]         f8d543ebbfdd114487ad62d406c1bc73ef08bc79 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f8d543e Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild