# git rev-parse -q --verify 371f210ec2a3c322111cdebd0315ca271c008be0^{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 371f210ec2a3c322111cdebd0315ca271c008be0^{commit}
371f210ec2a3c322111cdebd0315ca271c008be0
# git checkout -q -f -B kisskb 371f210ec2a3c322111cdebd0315ca271c008be0
# git clean -qxdf
# < git log -1
# commit 371f210ec2a3c322111cdebd0315ca271c008be0
# Merge: 0056f05a8cf4 9cd05ad2910b
# Author: Ingo Molnar <mingo@kernel.org>
# Date:   Thu Feb 28 20:16:24 2019 +0100
# 
#     Merge branch 'x86/urgent'
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-ld --version
# < git log --format=%s --max-count=1 371f210ec2a3c322111cdebd0315ca271c008be0
# < make -s -j 120 ARCH=powerpc O=/kisskb/build/tip_powerpc-allnoconfig_powerpc-gcc4.6 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/powerpc-linux/bin/powerpc-linux-  allnoconfig
# make -s -j 120 ARCH=powerpc O=/kisskb/build/tip_powerpc-allnoconfig_powerpc-gcc4.6 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:186:16: warning: 'old' may be used uninitialized in this function [-Wuninitialized]
Completed OK
# rm -rf /kisskb/build/tip_powerpc-allnoconfig_powerpc-gcc4.6
# Build took: 0:00:23.428413