$ git clone -n https://gitee.com/zhoujiajia111/unbound.git /var/lib/mock/dist-an23-build-443451-73188/root/chroot_tmpdir/scmroot/unbound
Cloning into '/var/lib/mock/dist-an23-build-443451-73188/root/chroot_tmpdir/scmroot/unbound'...
$ git fetch origin a59a7a3f2a4c6e4649b5c7d826a44b3a0b0dbb07:KOJI_FETCH_HEAD
From https://gitee.com/zhoujiajia111/unbound
 * [new ref]         a59a7a3f2a4c6e4649b5c7d826a44b3a0b0dbb07 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a59a7a3 fix cve