$ git clone -n https://gitee.com/dengxiewei/mesa.git /var/lib/mock/dist-an23-build-254504-63567/root/chroot_tmpdir/scmroot/mesa
Cloning into '/var/lib/mock/dist-an23-build-254504-63567/root/chroot_tmpdir/scmroot/mesa'...
$ git reset --hard 9dbdeeb48e7bf731adcd9a31ce04f7decaf913fa
HEAD is now at 9dbdeeb Optimise spec