# git rev-parse -q --verify a4bfd8d46ac357c12529e4eebb6c89502b03ecc9^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-next.git 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 a4bfd8d46ac357c12529e4eebb6c89502b03ecc9^{commit}
a4bfd8d46ac357c12529e4eebb6c89502b03ecc9
# git checkout -q -f -B kisskb a4bfd8d46ac357c12529e4eebb6c89502b03ecc9
# git clean -qxdf
# < git log -1
# commit a4bfd8d46ac357c12529e4eebb6c89502b03ecc9
# Author: Stephen Rothwell <sfr@canb.auug.org.au>
# Date:   Tue Feb 9 22:20:41 2021 +1100
# 
#     Add linux-next specific files for 20210209
#     
#     Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
# < /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 a4bfd8d46ac357c12529e4eebb6c89502b03ecc9
# < make -s -j 48 ARCH=arm O=/kisskb/build/linux-next_mainstone_defconfig_arm-gcc4.9 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-4.9.4-nolibc/arm-linux-gnueabi/bin/arm-linux-gnueabi-  mainstone_defconfig
# < make -s -j 48 ARCH=arm O=/kisskb/build/linux-next_mainstone_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 48 ARCH=arm O=/kisskb/build/linux-next_mainstone_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 48 ARCH=arm O=/kisskb/build/linux-next_mainstone_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/linux-next_mainstone_defconfig_arm-gcc4.9
# Build took: 0:01:23.396769