# git rev-parse -q --verify 80bb240ac08b3475cb9d82d4aff1f921e0a284a4^{commit}
80bb240ac08b3475cb9d82d4aff1f921e0a284a4
already have revision, skipping fetch
# git checkout -q -f -B kisskb 80bb240ac08b3475cb9d82d4aff1f921e0a284a4
# git clean -qxdf
# < git log -1
# commit 80bb240ac08b3475cb9d82d4aff1f921e0a284a4
# Merge: c8b1f588810a 700c1018b86d
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Mon Oct 7 22:48:46 2019 +0200
# 
#     Merge branch 'core/objtool'
# < /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 80bb240ac08b3475cb9d82d4aff1f921e0a284a4
# < make -s -j 48 ARCH=x86 O=/kisskb/build/tip_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  x86_64_defconfig
# make -s -j 48 ARCH=x86 O=/kisskb/build/tip_x86_64_defconfig_x86_64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/x86_64-linux/bin/x86_64-linux-  
/kisskb/src/tools/objtool
Completed OK
# rm -rf /kisskb/build/tip_x86_64_defconfig_x86_64-gcc8
# Build took: 0:02:17.769113