$ git clone -n https://src.fedoraproject.org/rpms/python-portend.git /var/lib/mock/f45-build-32024-656/root/chroot_tmpdir/scmroot/python-portend
Cloning into '/var/lib/mock/f45-build-32024-656/root/chroot_tmpdir/scmroot/python-portend'...
$ git fetch origin 30e46519f515a69860b270105d4a049006cf323f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-portend
 * [new ref]         30e46519f515a69860b270105d4a049006cf323f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 30e4651 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild