$ git clone -n https://gitee.com/wency_cn/libell.git /var/lib/mock/dist-an23-build-502350-74802/root/chroot_tmpdir/scmroot/libell
Cloning into '/var/lib/mock/dist-an23-build-502350-74802/root/chroot_tmpdir/scmroot/libell'...
$ git fetch origin d04e073f3e78070887e6d6681c90180b87afd8b6:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/libell
 * [new ref]         d04e073f3e78070887e6d6681c90180b87afd8b6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d04e073 Update code from upstream