$ git clone -n https://gitee.com/wency_cn/unbound_1767162225.git /var/lib/mock/dist-an23-build-502860-74825/root/chroot_tmpdir/scmroot/unbound_1767162225
Cloning into '/var/lib/mock/dist-an23-build-502860-74825/root/chroot_tmpdir/scmroot/unbound_1767162225'...
$ git fetch origin ff99d575e7c30cfd6a66198a236a9a6662f00d82:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/unbound_1767162225
 * [new ref]         ff99d575e7c30cfd6a66198a236a9a6662f00d82 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff99d57 Update code from upstream