# git rev-parse -q --verify 68c83eca618584175a760d38136d7430cb8ae2c0^{commit}
68c83eca618584175a760d38136d7430cb8ae2c0
already have revision, skipping fetch
# git checkout -q -f -B kisskb 68c83eca618584175a760d38136d7430cb8ae2c0
# git clean -qxdf
# < git log -1
# commit 68c83eca618584175a760d38136d7430cb8ae2c0
# Merge: 3dbc575 379d98d
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Wed Aug 8 14:38:07 2018 +0200
# 
#     Merge branch 'x86/vdso'
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 68c83eca618584175a760d38136d7430cb8ae2c0
# < make -s -j 40 ARCH=powerpc O=/kisskb/build/tip_ppc64le_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  ppc64le_defconfig
# make -s -j 40 ARCH=powerpc O=/kisskb/build/tip_ppc64le_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
WARNING: modpost: Found 3 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/tip_ppc64le_defconfig_ppc64le
# Build took: 0:01:04.547259