$ git clone -n https://gitee.com/src-opencloudos-rpms/spirv-headers.git /var/lib/mock/dist-oc9-build-49519-14595/root/chroot_tmpdir/scmroot/spirv-headers
Cloning into '/var/lib/mock/dist-oc9-build-49519-14595/root/chroot_tmpdir/scmroot/spirv-headers'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/spirv-headers
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c06675a import spirv-headers-1.5.5-4.tl4