# git rev-parse -q --verify a99d8080aaf358d5d23581244e5da23b35e340b9^{commit}
a99d8080aaf358d5d23581244e5da23b35e340b9
already have revision, skipping fetch
# git checkout -q -f -B kisskb a99d8080aaf358d5d23581244e5da23b35e340b9
# git clean -qxdf
# < git log -1
# commit a99d8080aaf358d5d23581244e5da23b35e340b9
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Nov 3 14:07:26 2019 -0800
# 
#     Linux 5.4-rc6
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 a99d8080aaf358d5d23581244e5da23b35e340b9
# < make -s -j 32 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  allnoconfig
# make -s -j 32 ARCH=arm64 O=/kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
Completed OK
# rm -rf /kisskb/build/linus_arm64-allnoconfig_arm64-gcc5.4
# Build took: 0:00:20.899120