$ git clone -n https://src.fedoraproject.org/rpms/python-mccabe.git /var/lib/mock/f45-build-31503-652/root/chroot_tmpdir/scmroot/python-mccabe
Cloning into '/var/lib/mock/f45-build-31503-652/root/chroot_tmpdir/scmroot/python-mccabe'...
$ git fetch origin be36f71a4717eea9baa677de2fb626651df4a780:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-mccabe
 * [new ref]         be36f71a4717eea9baa677de2fb626651df4a780 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at be36f71 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild