# git rev-parse -q --verify dd11725dc7af1694b64d0d7bdb304a8b82f2a373^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/linuxppc/linux.git merge
error: 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 dd11725dc7af1694b64d0d7bdb304a8b82f2a373^{commit}
dd11725dc7af1694b64d0d7bdb304a8b82f2a373
# git checkout -q -f -B kisskb dd11725dc7af1694b64d0d7bdb304a8b82f2a373
# git clean -qxdf
# < git log -1
# commit dd11725dc7af1694b64d0d7bdb304a8b82f2a373
# Merge: 75d9e2028153 65e08c5e8631
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Sat Dec 15 00:54:33 2018 +1100
# 
#     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
# < git log --format=%s --max-count=1 dd11725dc7af1694b64d0d7bdb304a8b82f2a373
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-merge_ppc64e_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  ppc64e_defconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/powerpc-merge_ppc64e_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0xdd1bc0) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xe00000)
Image Name:   Linux-4.20.0-rc6-gdd11725dc7af
Created:      Sat Dec 15 02:30:33 2018
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    5936650 Bytes = 5797.51 KiB = 5.66 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/powerpc-merge_ppc64e_defconfig_powerpc-gcc5
# Build took: 0:01:16.531585