# git rev-parse -q --verify 4139fb08c05fec734f85a99e8b7d99dc12b1b68c^{commit}
4139fb08c05fec734f85a99e8b7d99dc12b1b68c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 4139fb08c05fec734f85a99e8b7d99dc12b1b68c
# git clean -qxdf
# < git log -1
# commit 4139fb08c05fec734f85a99e8b7d99dc12b1b68c
# Author: Sasha Levin <sashal@kernel.org>
# Date:   Tue Jun 30 16:24:19 2020 -0400
# 
#     Linux 4.14.187
#     
#     Signed-off-by: Sasha Levin <sashal@kernel.org>
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 4139fb08c05fec734f85a99e8b7d99dc12b1b68c
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.14_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  pmac32_defconfig
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.14_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.14_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.14_pmac32_defconfig_powerpc-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/powerpc64-linux/bin/powerpc64-linux-  
WARNING: modpost: Found 1 section mismatch(es).
To see full details build your kernel with:
'make CONFIG_DEBUG_SECTION_MISMATCH=y'
INFO: Uncompressed kernel (size 0x889bbc) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x900000)
Completed OK
# rm -rf /kisskb/build/stable-4.14_pmac32_defconfig_powerpc-gcc4.9
# Build took: 0:01:31.902167