# git rev-parse -q --verify 1fe6aaebd4ccfc11334d3473616c2b398feccee1^{commit}
1fe6aaebd4ccfc11334d3473616c2b398feccee1
already have revision, skipping fetch
# git checkout -q -f -B kisskb 1fe6aaebd4ccfc11334d3473616c2b398feccee1
# git clean -qxdf
# < git log -1
# commit 1fe6aaebd4ccfc11334d3473616c2b398feccee1
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Wed Feb 13 16:52:37 2019 +0100
# 
#     Linux 4.20.9-rc1
# < /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 1fe6aaebd4ccfc11334d3473616c2b398feccee1
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-rc-4.20_powernv_defconfig+NO_PERF_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  powernv_defconfig
# Added to kconfig CONFIG_PERF_EVENTS=n
# yes \n | make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-rc-4.20_powernv_defconfig+NO_PERF_ppc64le-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  oldconfig
yes: standard output: Broken pipe
# make -s -j 48 ARCH=powerpc O=/kisskb/build/stable-rc-4.20_powernv_defconfig+NO_PERF_ppc64le-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-rc-4.20_powernv_defconfig+NO_PERF_ppc64le-gcc5
# Build took: 0:02:32.108627