# git rev-parse -q --verify 55dd3d30e300c25ede33528fc3775634125b89fd^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/tip auto-latest
# git rev-parse -q --verify 55dd3d30e300c25ede33528fc3775634125b89fd^{commit}
55dd3d30e300c25ede33528fc3775634125b89fd
# git checkout -q -f -B kisskb 55dd3d30e300c25ede33528fc3775634125b89fd
# git clean -qxdf
# < git log -1
# commit 55dd3d30e300c25ede33528fc3775634125b89fd
# Merge: 42a6a5835f46 564200ed8e71
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Tue Mar 24 10:15:57 2020 +0100
# 
#     Merge branch 'perf/urgent'
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-ld --version
# < git log --format=%s --max-count=1 55dd3d30e300c25ede33528fc3775634125b89fd
# < make -s -j 24 ARCH=x86_64 O=/kisskb/build/tip_x86_64-allnoconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  allnoconfig
# < make -s -j 24 ARCH=x86_64 O=/kisskb/build/tip_x86_64-allnoconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  help
# make -s -j 24 ARCH=x86_64 O=/kisskb/build/tip_x86_64-allnoconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  olddefconfig
# make -s -j 24 ARCH=x86_64 O=/kisskb/build/tip_x86_64-allnoconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
Completed OK
# rm -rf /kisskb/build/tip_x86_64-allnoconfig_x86_64-gcc8
# Build took: 0:00:49.072798