$ git clone -n https://src.fedoraproject.org/rpms/python-construct-classes.git /var/lib/mock/f45-build-30177-643/root/chroot_tmpdir/scmroot/python-construct-classes
Cloning into '/var/lib/mock/f45-build-30177-643/root/chroot_tmpdir/scmroot/python-construct-classes'...
$ git fetch origin 6231e2c8828d49e1cdb9432d5ab1fa889fe6e2ac:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-construct-classes
 * [new ref]         6231e2c8828d49e1cdb9432d5ab1fa889fe6e2ac -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6231e2c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild