# git gc
# git rev-parse -q --verify fbd1f2e62746b4252a76d73f2c900116c97a0e41^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-kbuild.git for-next
# git rev-parse -q --verify fbd1f2e62746b4252a76d73f2c900116c97a0e41^{commit}
fbd1f2e62746b4252a76d73f2c900116c97a0e41
# git checkout -q -f -B kisskb fbd1f2e62746b4252a76d73f2c900116c97a0e41
# git clean -qxdf
# < git log -1
# commit fbd1f2e62746b4252a76d73f2c900116c97a0e41
# Merge: 83899e563d95 89766600ccf8
# Author: Masahiro Yamada <masahiroy@kernel.org>
# Date:   Sun Apr 18 00:00:37 2021 +0900
# 
#     Merge branch 'kbuild' into for-next
# < /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 fbd1f2e62746b4252a76d73f2c900116c97a0e41
# < make -s -j 48 ARCH=arm64 O=/kisskb/build/kbuild_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/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  help
# make -s -j 48 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  olddefconfig
# make -s -j 48 ARCH=arm64 O=/kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4 CROSS_COMPILE=/opt/cross/kisskb/br-aarch64-glibc-2016.08-613-ge98b4dd/bin/aarch64-linux-  
/kisskb/src/arch/arm64/Makefile:25: ld does not support --fix-cortex-a53-843419; kernel may be susceptible to erratum
/kisskb/src/arch/arm64/Makefile:33: LSE atomics not supported by binutils
Completed OK
# rm -rf /kisskb/build/kbuild_arm64-defconfig_arm64-gcc5.4
# Build took: 0:10:12.463783