in order to get the damn DTB to build you have to pull this commit.

git fetch http://review.cyanogenmod.org/CyanogenMod/android_build refs/changes/51/50551/1 && git cherry-pick FETCH_HEAD

My local manifest


<manifest>
    <remote name="lge_d800" fetch="git://github.com" />

    <project path="device/lge/d800-common" name="TeamLGOG/android_device_lge_d800-common" remote="lge_d800" revision="cm-10.1" />
    <project path="kernel/lge/d800" name="TeamLGOG/android_kernel_lge_d800" remote="lge_d800" revision="cm-10.1" />
    <project path="device/lge/d800" name="TeamLGOG/android_device_lge_d800" remote="lge_d800" revision="cm-10.1" />
    <project path="vendor/lge" name="TeamLGOG/proprietary_vendor_lge" remote="lge_d800" revision="cm-10.1" />

    <project path="kernel/lge/f320k" name="TeamLGOG/android_kernel_lge_f320k" remote="lge_d800" revision="cm-10.1" />

</manifest>