$ git clone -n https://gitee.com/src-anolis-os/selinux-policy.git /var/lib/mock/dist-an7-updates-build-63435-35442/root/chroot_tmpdir/scmroot/selinux-policy
Cloning into '/var/lib/mock/dist-an7-updates-build-63435-35442/root/chroot_tmpdir/scmroot/selinux-policy'...
$ git reset --hard origin/a7
HEAD is now at 6cb8688 !2 update version to errata Merge pull request !2 from xzyang/a7