# git rev-parse -q --verify b85080c106b1290eaebf100ee97babef833047d8^{commit}
b85080c106b1290eaebf100ee97babef833047d8
already have revision, skipping fetch
# git checkout -q -f -B kisskb b85080c106b1290eaebf100ee97babef833047d8
# git clean -qxdf
# < git log -1
# commit b85080c106b1290eaebf100ee97babef833047d8
# Merge: c9d35ee049b4 0a061743af93
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Feb 8 13:44:41 2020 -0800
# 
#     Merge tag 'compat-ioctl-fix' of git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground
#     
#     Pull compat-ioctl fix from Arnd Bergmann:
#      "One patch in the compat-ioctl series broke 32-bit rootfs for multiple
#       people testing on 64-bit kernels. Let's fix it in -rc1 before others
#       run into the same issue"
#     
#     * tag 'compat-ioctl-fix' of git://git.kernel.org:/pub/scm/linux/kernel/git/arnd/playground:
#       compat_ioctl: fix FIONREAD on devices
# < /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 b85080c106b1290eaebf100ee97babef833047d8
# < make -s -j 24 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 24 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: 0:00:22.017380