$ git clone -n https://gitee.com/wenyuzifang/zsh.git /var/lib/mock/dist-an23-build-464420-73881/root/chroot_tmpdir/scmroot/zsh
Cloning into '/var/lib/mock/dist-an23-build-464420-73881/root/chroot_tmpdir/scmroot/zsh'...
$ git fetch origin 52451e4e4a9ecc5bdec3970e9920dd6113248e25:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/zsh
 * [new ref]         52451e4e4a9ecc5bdec3970e9920dd6113248e25 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 52451e4 Update code from upstream