# git rev-parse -q --verify 83d09ad4b950651a95d37697f1493c00d888d0db^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
warning: The last gc run reported the following. Please correct the root cause
and remove .git/gc.log.
Automatic cleanup will not be performed until the file is removed.

warning: There are too many unreachable loose objects; run 'git prune' to remove them.

# git rev-parse -q --verify 83d09ad4b950651a95d37697f1493c00d888d0db^{commit}
83d09ad4b950651a95d37697f1493c00d888d0db
# git checkout -q -f -B kisskb 83d09ad4b950651a95d37697f1493c00d888d0db
# git clean -qxdf
# < git log -1
# commit 83d09ad4b950651a95d37697f1493c00d888d0db
# Merge: 36ada2502635 031c7a8cd6fc
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Thu Jan 21 18:35:02 2021 -0800
# 
#     Merge tag 'for-linus' of git://github.com/openrisc/linux
#     
#     Pull OpenRISC fixes from Stafford Horne:
#     
#      - Compiler warning fixup for new Litex SoC driver
#     
#      - Sparse warning fixup for iounmap
#     
#     * tag 'for-linus' of git://github.com/openrisc/linux:
#       openrisc: io: Add missing __iomem annotation to iounmap()
#       soc: litex: Fix compile warning when device tree is not configured
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-ld --version
# < git log --format=%s --max-count=1 83d09ad4b950651a95d37697f1493c00d888d0db
# < make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  randconfig
KCONFIG_SEED=0xB0B16768
# Added to kconfig CONFIG_PREVENT_FIRMWARE_BUILD=y
# < make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  help
# make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  olddefconfig
.config:4776:warning: override: reassigning to symbol PREVENT_FIRMWARE_BUILD
# make -s -j 10 ARCH=arm64 O=/kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-8.1.0-nolibc/aarch64-linux/bin/aarch64-linux-  
Completed OK
# rm -rf /kisskb/build/linus-rand_arm64-randconfig_arm64-gcc8
# Build took: 0:07:44.082079