$ git clone -n https://gitee.com/wenyuzifang/ksh.git /var/lib/mock/dist-an23-build-465235-73955/root/chroot_tmpdir/scmroot/ksh
Cloning into '/var/lib/mock/dist-an23-build-465235-73955/root/chroot_tmpdir/scmroot/ksh'...
$ git fetch origin b0e549f8f7ad5c4e578c3110f5e7402617966c91:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/ksh
 * [new ref]         b0e549f8f7ad5c4e578c3110f5e7402617966c91 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b0e549f Update code from upstream