# git rev-parse -q --verify a3866dde4d7820011e3ce9ee1cf4011309adfd1a^{commit}
a3866dde4d7820011e3ce9ee1cf4011309adfd1a
already have revision, skipping fetch
# git checkout -q -f -B kisskb a3866dde4d7820011e3ce9ee1cf4011309adfd1a
# git clean -qxdf
# < git log -1
# commit a3866dde4d7820011e3ce9ee1cf4011309adfd1a
# Merge: 80785ad1c89d e78e5a91456f
# Author: Thomas Gleixner <tglx@linutronix.de>
# Date:   Sat Sep 1 23:03:41 2018 +0200
# 
#     Merge branch 'x86/urgent' into auto-latest
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < git log --format=%s --max-count=1 a3866dde4d7820011e3ce9ee1cf4011309adfd1a
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_ppc64le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ppc64le_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/tip_ppc64le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-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-gcc5
# Build took: 0:02:24.274652