$ git clone -n https://src.fedoraproject.org/rpms/openambit.git /var/lib/mock/f45-build-20971-576/root/chroot_tmpdir/scmroot/openambit
Cloning into '/var/lib/mock/f45-build-20971-576/root/chroot_tmpdir/scmroot/openambit'...
$ git fetch origin a2522dd5f04bb314ad149d86b11224e0c62fe810:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/openambit
 * [new ref]         a2522dd5f04bb314ad149d86b11224e0c62fe810 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a2522dd Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild