$ git clone -n https://gitee.com/mgb01105731/mesa-demos_1.git /var/lib/mock/dist-an23-build-146585-57727/root/chroot_tmpdir/scmroot/mesa-demos_1
Cloning into '/var/lib/mock/dist-an23-build-146585-57727/root/chroot_tmpdir/scmroot/mesa-demos_1'...
$ git reset --hard 4a7c23be40cddc10904913b58330136aa17335cc
HEAD is now at 4a7c23b optimise spec file