$ git clone -n https://src.fedoraproject.org/rpms/python-werkzeug.git /var/lib/mock/f45-build-33639-671/root/chroot_tmpdir/scmroot/python-werkzeug
Cloning into '/var/lib/mock/f45-build-33639-671/root/chroot_tmpdir/scmroot/python-werkzeug'...
$ git fetch origin cbcca4380d1ead58cb694c9cdaac89b3e1b68f07:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-werkzeug
 * [new ref]         cbcca4380d1ead58cb694c9cdaac89b3e1b68f07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cbcca43 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild