$ git clone -n https://src.fedoraproject.org/rpms/python-pluggy.git /var/lib/mock/f45-build-39484-735/root/chroot_tmpdir/scmroot/python-pluggy
Cloning into '/var/lib/mock/f45-build-39484-735/root/chroot_tmpdir/scmroot/python-pluggy'...
$ git fetch origin 0e77b598b362a048a25960b0a1acb330005c2abe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-pluggy
 * [new ref]         0e77b598b362a048a25960b0a1acb330005c2abe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0e77b59 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild