$ git clone -n https://gitee.com/fundawang/vulkan-headers.git /var/lib/mock/dist-an23-build-161123-58581/root/chroot_tmpdir/scmroot/vulkan-headers
Cloning into '/var/lib/mock/dist-an23-build-161123-58581/root/chroot_tmpdir/scmroot/vulkan-headers'...
$ git reset --hard 1b4dcfffc09a438941220390f6e86b61d97435f2
HEAD is now at 1b4dcff 1.3.234