$ git clone -n https://gitee.com/src-anolis-os/grub2.git /var/lib/mock/dist-an8_2-build-60612-32932/root/chroot_tmpdir/scmroot/grub2
Cloning into '/var/lib/mock/dist-an8_2-build-60612-32932/root/chroot_tmpdir/scmroot/grub2'...
$ git reset --hard origin/a8.2
HEAD is now at b08d871 !2 grub2  8_2  cherry-pick Merge pull request !2 from 张彬琛/a8.2