$ git clone -n https://src.fedoraproject.org/rpms/python-oauth2client.git /var/lib/mock/f45-build-31768-655/root/chroot_tmpdir/scmroot/python-oauth2client
Cloning into '/var/lib/mock/f45-build-31768-655/root/chroot_tmpdir/scmroot/python-oauth2client'...
$ git fetch origin 153fafa37b2b0ab73076995a2951b37806fc4456:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-oauth2client
 * [new ref]         153fafa37b2b0ab73076995a2951b37806fc4456 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 153fafa Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild