$ git clone -n https://src.fedoraproject.org/rpms/mankalaengine.git /var/lib/mock/f45-build-18010-506/root/chroot_tmpdir/scmroot/mankalaengine
Cloning into '/var/lib/mock/f45-build-18010-506/root/chroot_tmpdir/scmroot/mankalaengine'...
$ git fetch origin dab59414984965b0d5730870a0755751fbaba728:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mankalaengine
 * [new ref]         dab59414984965b0d5730870a0755751fbaba728 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dab5941 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild