$ git clone -n https://gitee.com/src-anolis-os/update-motd /var/lib/mock/dist-an7-plus-build-115562-44215/root/chroot_tmpdir/scmroot/update-motd
Cloning into '/var/lib/mock/dist-an7-plus-build-115562-44215/root/chroot_tmpdir/scmroot/update-motd'...
$ git reset --hard origin/a7
HEAD is now at f87719b Init Anolis OS 7