# git rev-parse -q --verify b172850a77105c892b4983590a2c786bb4a0fea2^{commit}
b172850a77105c892b4983590a2c786bb4a0fea2
already have revision, skipping fetch
# git checkout -q -f -B kisskb b172850a77105c892b4983590a2c786bb4a0fea2
# git clean -qxdf
# < git log -1
# commit b172850a77105c892b4983590a2c786bb4a0fea2
# Author: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
# Date:   Fri May 31 17:29:23 2019 -0700
# 
#     Linux 4.9.181-rc1
# < /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 b172850a77105c892b4983590a2c786bb4a0fea2
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/stable-rc-4.9_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  defconfig
# make -s -j 48 ARCH=arm64 O=/kisskb/build/stable-rc-4.9_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
arch/arm64/Makefile:27: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
Completed OK
# rm -rf /kisskb/build/stable-rc-4.9_arm64-defconfig_arm64-gcc5.4
# Build took: 0:02:35.537754