# git gc
# git rev-parse -q --verify f444c90b985e05a605107afe9ad3d4ecb50fbfda^{commit}
f444c90b985e05a605107afe9ad3d4ecb50fbfda
already have revision, skipping fetch
# git checkout -q -f -B kisskb f444c90b985e05a605107afe9ad3d4ecb50fbfda
# git clean -qxdf
# < git log -1
# commit f444c90b985e05a605107afe9ad3d4ecb50fbfda
# Merge: f17458099706 9d94e8b1d4f9
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Tue Oct 23 20:47:23 2018 +0200
# 
#     Merge branch 'WIP.x86/boot'
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < git log --format=%s --max-count=1 f444c90b985e05a605107afe9ad3d4ecb50fbfda
# < make -s -j 8 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  powernv_defconfig
# make -s -j 8 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
WARNING: modpost: Found 2 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/tip_powernv_defconfig_ppc64le-gcc5
# Build took: 0:06:46.659034