$ git clone -n https://gitee.com/yangxiaojuan-loongson/mesa.git /var/lib/mock/dist-an23-build-307339-67123/root/chroot_tmpdir/scmroot/mesa
Cloning into '/var/lib/mock/dist-an23-build-307339-67123/root/chroot_tmpdir/scmroot/mesa'...
$ git reset --hard c3d7ecc0b42ddfc2ba03a743e23ced11bac3d888
HEAD is now at c3d7ecc Add loongarch64 support