# git rev-parse -q --verify 83899e563d95a926f52d082d5b2c226560aafe5d^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/mirror/linux-kbuild.git for-next
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 83899e563d95a926f52d082d5b2c226560aafe5d^{commit}
83899e563d95a926f52d082d5b2c226560aafe5d
# git checkout -q -f -B kisskb 83899e563d95a926f52d082d5b2c226560aafe5d
# git clean -qxdf
# < git log -1
# commit 83899e563d95a926f52d082d5b2c226560aafe5d
# Merge: 61d9a761f8d3 8c94b430b9f6
# Author: Masahiro Yamada <masahiroy@kernel.org>
# Date:   Fri Apr 16 14:57:32 2021 +0900
# 
#     Merge branch 'kconfig' into for-next
# < /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 83899e563d95a926f52d082d5b2c226560aafe5d
# < make -s -j 10 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  44x/fsp2_defconfig
# < make -s -j 10 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  help
# make -s -j 10 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  olddefconfig
# make -s -j 10 ARCH=powerpc O=/kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5 CROSS_COMPILE=/opt/cross/kisskb/korg/gcc-5.5.0-nolibc/powerpc64-linux/bin/powerpc64-linux-  
INFO: Uncompressed kernel (size 0xa770e0) overlaps the address of the wrapper(0x400000)
INFO: Fixing the link_address of wrapper to (0xb00000)
Image Name:   Linux-5.12.0-rc3-g83899e563d95
Created:      Fri Apr 16 17:21:39 2021
Image Type:   PowerPC Linux Kernel Image (gzip compressed)
Data Size:    4594667 Bytes = 4486.98 KiB = 4.38 MiB
Load Address: 00000000
Entry Point:  00000000
Completed OK
# rm -rf /kisskb/build/kbuild_44x_fsp2_defconfig_powerpc-gcc5
# Build took: 0:01:36.156657