# git rev-parse -q --verify c744e8712aafd6cd71cf016476471b7900545e18^{commit}
c744e8712aafd6cd71cf016476471b7900545e18
already have revision, skipping fetch
# git checkout -q -f -B kisskb c744e8712aafd6cd71cf016476471b7900545e18
# git clean -qxdf
# < git log -1
# commit c744e8712aafd6cd71cf016476471b7900545e18
# Merge: ba6e14da38b7 9851a0dee7c2
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Tue May 5 21:38:45 2020 +1000
# 
#     Automatic merge of branches 'master', 'next' and 'fixes' into merge
# < /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 c744e8712aafd6cd71cf016476471b7900545e18
# < make -s -j 20 ARCH=powerpc O=/kisskb/build/powerpc-merge_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  40x/ep405_defconfig
# < make -s -j 20 ARCH=powerpc O=/kisskb/build/powerpc-merge_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 20 ARCH=powerpc O=/kisskb/build/powerpc-merge_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 20 ARCH=powerpc O=/kisskb/build/powerpc-merge_40x_ep405_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
/kisskb/src/arch/powerpc/kernel/head_40x.S: Assembler messages:
/kisskb/src/arch/powerpc/kernel/head_40x.S:804: Warning: invalid register expression
INFO: Uncompressed kernel (size 0x54e7ec) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0x600000)
Completed OK
# rm -rf /kisskb/build/powerpc-merge_40x_ep405_defconfig_powerpc-gcc5
# Build took: 0:00:55.203657