$ git clone -n https://gitee.com/src-anolis-os/mesa-demos.git /var/lib/mock/dist-an23-build-239087-62903/root/chroot_tmpdir/scmroot/mesa-demos
Cloning into '/var/lib/mock/dist-an23-build-239087-62903/root/chroot_tmpdir/scmroot/mesa-demos'...
$ git reset --hard origin/a23
HEAD is now at ba8c762 9.0.0