$ git clone -n https://gitee.com/src-opencloudos-rpms/python-pillow.git /var/lib/mock/dist-oc8-build-67777-46438/root/chroot_tmpdir/scmroot/python-pillow
Cloning into '/var/lib/mock/dist-oc8-build-67777-46438/root/chroot_tmpdir/scmroot/python-pillow'...
$ git fetch origin 15f083664d208d56530573c24ce785b709fc1aa8:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/python-pillow
 * [new ref]         15f083664d208d56530573c24ce785b709fc1aa8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 15f0836 import python-pillow-5.1.1-18.tl3.1