$ git clone -n https://gitee.com/src-anolis-os/shim-unsigned-aarch64.git /var/lib/mock/dist-lifsea8-build-165120-58332/root/chroot_tmpdir/scmroot/shim-unsigned-aarch64
Cloning into '/var/lib/mock/dist-lifsea8-build-165120-58332/root/chroot_tmpdir/scmroot/shim-unsigned-aarch64'...
$ git reset --hard origin/a8
HEAD is now at 4523451 [build][gcc10] Fix gcc10 build issue