# git rev-parse -q --verify 12a5f7fdd756a0e7f73fffe0f0eaa9f08b05715a^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/tip auto-latest
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 12a5f7fdd756a0e7f73fffe0f0eaa9f08b05715a^{commit}
12a5f7fdd756a0e7f73fffe0f0eaa9f08b05715a
# git checkout -q -f -B kisskb 12a5f7fdd756a0e7f73fffe0f0eaa9f08b05715a
# git clean -qxdf
# < git log -1
# commit 12a5f7fdd756a0e7f73fffe0f0eaa9f08b05715a
# Merge: 8308d0eb4c7e 99c19e6a8fe4
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Sat Oct 6 20:37:27 2018 +0200
# 
#     Merge branch 'x86/vdso'
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < git log --format=%s --max-count=1 12a5f7fdd756a0e7f73fffe0f0eaa9f08b05715a
# < make -s -j 80 ARCH=powerpc O=/kisskb/build/tip_powerpc-allnoconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  allnoconfig
# make -s -j 80 ARCH=powerpc O=/kisskb/build/tip_powerpc-allnoconfig_powerpc CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-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]
Completed OK
# rm -rf /kisskb/build/tip_powerpc-allnoconfig_powerpc
# Build took: 0:00:20.461411