$ git clone -n https://src.fedoraproject.org/rpms/python-breathe.git /var/lib/mock/f45-build-29849-641/root/chroot_tmpdir/scmroot/python-breathe
Cloning into '/var/lib/mock/f45-build-29849-641/root/chroot_tmpdir/scmroot/python-breathe'...
$ git fetch origin e7d65e6aa5a1ea692a4bbe902722d5b78c03d36c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-breathe
 * [new ref]         e7d65e6aa5a1ea692a4bbe902722d5b78c03d36c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e7d65e6 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild