# git rev-parse -q --verify 3b9672fff747b31a2204003cab9fe082321edc1b^{commit}
# git fetch -q -n -f git://gitlab.ozlabs.ibm.com/linuxppc/linux.git next-test
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 3b9672fff747b31a2204003cab9fe082321edc1b^{commit}
3b9672fff747b31a2204003cab9fe082321edc1b
# git checkout -q -f -B kisskb 3b9672fff747b31a2204003cab9fe082321edc1b
# git clean -qxdf
# < git log -1
# commit 3b9672fff747b31a2204003cab9fe082321edc1b
# Merge: e901378578c6 b6ae3550c8e2
# Author: Michael Ellerman <mpe@ellerman.id.au>
# Date:   Mon Oct 29 22:31:51 2018 +1100
# 
#     Merge branch 'next' of https://git.kernel.org/pub/scm/linux/kernel/git/scottwood/linux into next
#     
#     Updates from Scott:
#       "This contains a couple device tree updates, and a fix for a missing
#        prototype warning."
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-gcc --version
# < git log --format=%s --max-count=1 3b9672fff747b31a2204003cab9fe082321edc1b
# < make -s -j 48 ARCH=x86_64 O=/kisskb/build/powerpc-next_x86_64-allnoconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  allnoconfig
# make -s -j 48 ARCH=x86_64 O=/kisskb/build/powerpc-next_x86_64-allnoconfig_x86_64 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/x86_64-linux/bin/x86_64-linux-  
/kisskb/src/kernel/printk/printk.c: In function 'devkmsg_sysctl_set_loglvl':
/kisskb/src/kernel/printk/printk.c:185:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/arch/x86/kernel/apic/io_apic.c: In function 'mp_map_pin_to_irq':
/kisskb/src/arch/x86/kernel/apic/io_apic.c:1034:6: warning: 'irq' may be used uninitialized in this function [-Wuninitialized]
/kisskb/src/arch/x86/kernel/e820.c: In function 'e820__setup_pci_gap':
/kisskb/src/arch/x86/kernel/e820.c:651:16: warning: 'gapstart' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/powerpc-next_x86_64-allnoconfig_x86_64
# Build took: 0:00:23.214046