$ git clone -n https://gitee.com/wency_cn/ldns.git /var/lib/mock/dist-an23-build-492250-74553/root/chroot_tmpdir/scmroot/ldns
Cloning into '/var/lib/mock/dist-an23-build-492250-74553/root/chroot_tmpdir/scmroot/ldns'...
$ git fetch origin 26f7436a6115ff05165f79ca516bca9aa97cc816:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/ldns
 * [new ref]         26f7436a6115ff05165f79ca516bca9aa97cc816 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 26f7436 Update code from upstream