$ git clone -n https://src.fedoraproject.org/rpms/python-google-cloud-billing-budgets.git /var/lib/mock/f38-build-side-42-init-devel-678828-26704/root/chroot_tmpdir/scmroot/python-google-cloud-billing-budgets
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-678828-26704/root/chroot_tmpdir/scmroot/python-google-cloud-billing-budgets'...
$ git fetch origin ad88650c7b38f65a0551b1b2910614bdd98863cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-google-cloud-billing-budgets
 * [new ref]         ad88650c7b38f65a0551b1b2910614bdd98863cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ad88650 Update to 1.9.1