# git rev-parse -q --verify b3a99fd385fab59d0b8b4fdfb449c1e979accab8^{commit}
b3a99fd385fab59d0b8b4fdfb449c1e979accab8
already have revision, skipping fetch
# git checkout -q -f -B kisskb b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# git clean -qxdf
# < git log -1
# commit b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Mon Jun 22 09:05:30 2020 +0200
# 
#     Linux 4.19.129
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 b3a99fd385fab59d0b8b4fdfb449c1e979accab8
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.19_pseries_le_defconfig_powerpc-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-4.19_pseries_le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.19_pseries_le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-4.19_pseries_le_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-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-4.19_pseries_le_defconfig_powerpc-gcc5
# Build took: 0:02:27.250935