$ git clone -n https://gitee.com/fundawang/mesa-demos.git /var/lib/mock/dist-an23-build-199987-60963/root/chroot_tmpdir/scmroot/mesa-demos
Cloning into '/var/lib/mock/dist-an23-build-199987-60963/root/chroot_tmpdir/scmroot/mesa-demos'...
$ git reset --hard 3d1d36b9672e8a2656e04d42d2262872b4cf88ad
HEAD is now at 3d1d36b 8.5.0