$ git clone -n https://gitee.com/anolis/cloud-kernel.git /var/lib/mock/dist-an8.10-build-592102-100533/root/chroot_tmpdir/scmroot/cloud-kernel
Cloning into '/var/lib/mock/dist-an8.10-build-592102-100533/root/chroot_tmpdir/scmroot/cloud-kernel'...
$ git fetch origin a85208afa5a05e586fa3e2aad6f42ccb12af5aec:KOJI_FETCH_HEAD
From https://gitee.com/anolis/cloud-kernel
 * [new ref]                   a85208afa5a05e586fa3e2aad6f42ccb12af5aec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
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Updating files: 100% (87400/87400), done.
HEAD is now at a85208afa5a0 ipv4: free inet_opt and ireq_opt after an RCU grace period