# git rev-parse -q --verify 29dcea88779c856c7dc92040a0c01233263101d4^{commit}
29dcea88779c856c7dc92040a0c01233263101d4
already have revision, skipping fetch
# git checkout -q -f -B kisskb 29dcea88779c856c7dc92040a0c01233263101d4
# git clean -qxdf
# < git log -1
# commit 29dcea88779c856c7dc92040a0c01233263101d4
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Jun 3 14:15:21 2018 -0700
# 
#     Linux 4.17
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 29dcea88779c856c7dc92040a0c01233263101d4
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-rc-4.17_powernv_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  powernv_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-rc-4.17_powernv_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-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/stable-rc-4.17_powernv_defconfig_ppc64le
# Build took: 0:02:46.823589