# git rev-parse -q --verify 6a8b55ed4056ea5559ebe4f6a4b247f627870d4c^{commit}
6a8b55ed4056ea5559ebe4f6a4b247f627870d4c
already have revision, skipping fetch
# git checkout -q -f -B kisskb 6a8b55ed4056ea5559ebe4f6a4b247f627870d4c
# git clean -qxdf
# < git log -1
# commit 6a8b55ed4056ea5559ebe4f6a4b247f627870d4c
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Apr 26 13:51:02 2020 -0700
# 
#     Linux 5.7-rc3
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 6a8b55ed4056ea5559ebe4f6a4b247f627870d4c
# < make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  allnoconfig
# < make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  help
# make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  olddefconfig
# make -s -j 8 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_arm64-allnoconfig_arm64-gcc8
# Build took: 0:00:30.641015