$ git clone -n https://gitee.com/wency_cn/Judy.git /var/lib/mock/dist-an23-build-496008-74608/root/chroot_tmpdir/scmroot/Judy
Cloning into '/var/lib/mock/dist-an23-build-496008-74608/root/chroot_tmpdir/scmroot/Judy'...
$ git fetch origin 08affe6f3c77e4724b218e75b305044c155d687e:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/Judy
 * [new ref]         08affe6f3c77e4724b218e75b305044c155d687e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 08affe6 Update code from upstream