# git rev-parse -q --verify 9609a62307f363e1d2eedc924b819b01b88581ad^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/tip auto-latest
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 9609a62307f363e1d2eedc924b819b01b88581ad^{commit}
9609a62307f363e1d2eedc924b819b01b88581ad
# git checkout -q -f -B kisskb 9609a62307f363e1d2eedc924b819b01b88581ad
# git clean -qxdf
# < git log -1
# commit 9609a62307f363e1d2eedc924b819b01b88581ad
# Merge: 19093e92fb4e a51a327f3bcd
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Mon Mar 29 15:57:15 2021 +0200
# 
#     Merge branch 'locking/core'
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-gcc --version
# < /opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-ld --version
# < git log --format=%s --max-count=1 9609a62307f363e1d2eedc924b819b01b88581ad
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  powernv_defconfig
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 120 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/tip_powernv_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
Completed OK
# rm -rf /kisskb/build/tip_powernv_defconfig_powerpc-gcc5
# Build took: 0:01:59.112899