# git rev-parse -q --verify 3b65f403d7d0e98484e8f2c9471808f2785a8235^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/stable linux-4.14.y
error: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 3b65f403d7d0e98484e8f2c9471808f2785a8235^{commit}
3b65f403d7d0e98484e8f2c9471808f2785a8235
# git checkout -q -f -B kisskb 3b65f403d7d0e98484e8f2c9471808f2785a8235
# git clean -qxdf
# < git log -1
# commit 3b65f403d7d0e98484e8f2c9471808f2785a8235
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Sat Sep 29 03:06:07 2018 -0700
# 
#     Linux 4.14.73
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < git log --format=%s --max-count=1 3b65f403d7d0e98484e8f2c9471808f2785a8235
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.14_pseries_le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  pseries_le_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.14_pseries_le_defconfig_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
WARNING: modpost: Found 5 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
Completed OK
# rm -rf /kisskb/build/stable-4.14_pseries_le_defconfig_ppc64le-gcc5
# Build took: 0:02:40.097796