# git rev-parse -q --verify 1048ba83fb1c00cd24172e23e8263972f6b5d9ac^{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 1048ba83fb1c00cd24172e23e8263972f6b5d9ac^{commit}
1048ba83fb1c00cd24172e23e8263972f6b5d9ac
# git checkout -q -f -B kisskb 1048ba83fb1c00cd24172e23e8263972f6b5d9ac
# git clean -qxdf
# < git log -1
# commit 1048ba83fb1c00cd24172e23e8263972f6b5d9ac
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Jan 31 13:50:09 2021 -0800
# 
#     Linux 5.11-rc6
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-gcc --version
# < /opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-ld --version
# < git log --format=%s --max-count=1 1048ba83fb1c00cd24172e23e8263972f6b5d9ac
# < make -s -j 8 ARCH=arm O=/kisskb/build/linus_lubbock_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  lubbock_defconfig
# < make -s -j 8 ARCH=arm O=/kisskb/build/linus_lubbock_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  help
# make -s -j 8 ARCH=arm O=/kisskb/build/linus_lubbock_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  olddefconfig
# make -s -j 8 ARCH=arm O=/kisskb/build/linus_lubbock_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  
Completed OK
# rm -rf /kisskb/build/linus_lubbock_defconfig_arm-gcc4.9
# Build took: 0:01:13.428198