$ git clone -n https://src.fedoraproject.org/rpms/python-routes.git /var/lib/mock/f45-build-32856-664/root/chroot_tmpdir/scmroot/python-routes
Cloning into '/var/lib/mock/f45-build-32856-664/root/chroot_tmpdir/scmroot/python-routes'...
$ git fetch origin af159e1ad09835fb48790d00a8841fcadee638dc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-routes
 * [new ref]         af159e1ad09835fb48790d00a8841fcadee638dc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at af159e1 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild