$ git clone -n https://gitee.com/wency_cn/git.git /var/lib/mock/dist-an23-build-501269-74764/root/chroot_tmpdir/scmroot/git
Cloning into '/var/lib/mock/dist-an23-build-501269-74764/root/chroot_tmpdir/scmroot/git'...
$ git fetch origin 1190682271a0f1196fe6d26cb3425c1b2d34ce37:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/git
 * [new ref]         1190682271a0f1196fe6d26cb3425c1b2d34ce37 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1190682 Update code from upstream