# git rev-parse -q --verify 2512c450b39a8fbd18ac9407c48a649de0205f06^{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 2512c450b39a8fbd18ac9407c48a649de0205f06^{commit}
2512c450b39a8fbd18ac9407c48a649de0205f06
# git checkout -q -f -B kisskb 2512c450b39a8fbd18ac9407c48a649de0205f06
# git clean -qxdf
# < git log -1
# commit 2512c450b39a8fbd18ac9407c48a649de0205f06
# Merge: 6e61beb7715a 7876320f8880 56d20861c027
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Mon Sep 17 19:58:46 2018 +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
# < git log --format=%s --max-count=1 2512c450b39a8fbd18ac9407c48a649de0205f06
# < make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-merge_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  corenet32_smp_defconfig
# make -s -j 48 ARCH=powerpc O=/kisskb/build/powerpc-merge_corenet32_smp_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0xc61514) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xd00000)
Image Name:   Linux-4.19.0-rc4-g2512c450b39a
Created:      Wed Sep 19 02:42:38 2018
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    5909468 Bytes = 5770.96 KiB = 5.64 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/powerpc-merge_corenet32_smp_defconfig_powerpc-gcc5
# Build took: 0:02:50.124909