Forked from https://github.com/jcadduono/android_device_lge_us996 Thanks to him for doing the vast majority of the work.
Apply the two patches in this device tree to TWRP itself to fix the clock!
Kernel sources are available at: https://github.com/jcadduono/android_kernel_lge_msm8996/tree/twrp-7.0