$ git clone -n https://src.fedoraproject.org/rpms/puppet.git /var/lib/mock/f45-build-29058-635/root/chroot_tmpdir/scmroot/puppet
Cloning into '/var/lib/mock/f45-build-29058-635/root/chroot_tmpdir/scmroot/puppet'...
$ git fetch origin 13b45f71e1069a373b42877cb3545a28731260d4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/puppet
 * [new ref]         13b45f71e1069a373b42877cb3545a28731260d4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 13b45f7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild