$ git clone -n https://gitee.com/src-opencloudos-rpms/python-pillow.git /var/lib/mock/dist-oc8-build-243987-83195/root/chroot_tmpdir/scmroot/python-pillow
Cloning into '/var/lib/mock/dist-oc8-build-243987-83195/root/chroot_tmpdir/scmroot/python-pillow'...
$ git fetch origin b196d5b2398a87055a7b33cb922e00b8339ca678:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-pillow
 * [new ref]         b196d5b2398a87055a7b33cb922e00b8339ca678 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b196d5b import python-pillow-5.1.1-22.tl3