$ git clone -n https://gitee.com/wenyuzifang/unbound.git /var/lib/mock/dist-an23-build-444619-73188/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-an23-build-444619-73188/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin effa8b314d2f33f18e84f29c6b4329238e3bc345:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/unbound
 * [new ref]         effa8b314d2f33f18e84f29c6b4329238e3bc345 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at effa8b3 Update code from upstream