# git rev-parse -q --verify b22a1fa1b34f17ef3a5cc6007e0705375de3d5dd^{commit}
b22a1fa1b34f17ef3a5cc6007e0705375de3d5dd
already have revision, skipping fetch
# git checkout -q -f -B kisskb b22a1fa1b34f17ef3a5cc6007e0705375de3d5dd
# git clean -qxdf
# < git log -1
# commit b22a1fa1b34f17ef3a5cc6007e0705375de3d5dd
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Thu Apr 12 12:31:21 2018 +0200
# 
#     Linux 4.15.17
# < /opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-gcc --version
# < git log --format=%s --max-count=1 b22a1fa1b34f17ef3a5cc6007e0705375de3d5dd
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-rc-4.15_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-4.15_powernv_defconfig_ppc64le CROSS_COMPILE=/opt/cross/kisskb/gcc-5.2.0-nolibc/powerpc64le-linux/bin/powerpc64le-linux-  
WARNING: modpost: Found 4 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-4.15_powernv_defconfig_ppc64le
# Build took: 0:02:17.006119