# git rev-parse -q --verify a1aeabd25a36d9e019381278e543e2d538dd44a7^{commit}
a1aeabd25a36d9e019381278e543e2d538dd44a7
already have revision, skipping fetch
# git checkout -q -f -B kisskb a1aeabd25a36d9e019381278e543e2d538dd44a7
# git clean -qxdf
# < git log -1
# commit a1aeabd25a36d9e019381278e543e2d538dd44a7
# Merge: 3b8ba882c85e f54db39fbe40
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Wed Dec 2 22:37:10 2020 +1100
# 
#     Automatic merge of 'fixes' into merge (2020-12-02 22:37)
# < /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 a1aeabd25a36d9e019381278e543e2d538dd44a7
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-merge_pmac32_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  pmac32_defconfig
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-merge_pmac32_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-merge_pmac32_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-merge_pmac32_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0xa117e8) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xb00000)
Completed OK
# rm -rf /kisskb/build/powerpc-merge_pmac32_defconfig_powerpc-gcc5
# Build took: 0:01:45.427917