# git rev-parse -q --verify 5b22549b8c0011b8cc81b6f4fcd082e5545c3225^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linux-next master
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 5b22549b8c0011b8cc81b6f4fcd082e5545c3225^{commit}
5b22549b8c0011b8cc81b6f4fcd082e5545c3225
# git checkout -q -f -B kisskb 5b22549b8c0011b8cc81b6f4fcd082e5545c3225
# git clean -qxdf
# < git log -1
# commit 5b22549b8c0011b8cc81b6f4fcd082e5545c3225
# Author: Stephen Rothwell <sfr@canb.auug.org.au>
# Date:   Tue Jan 22 15:34:47 2019 +1100
# 
#     Add linux-next specific files for 20190122
#     
#     Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-gcc --version
# < /opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-ld --version
# < git log --format=%s --max-count=1 5b22549b8c0011b8cc81b6f4fcd082e5545c3225
# < make -s -j 10 ARCH=i386 O=/kisskb/build/linux-next_i386_defconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  i386_defconfig
# make -s -j 10 ARCH=i386 O=/kisskb/build/linux-next_i386_defconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  
You are building kernel with non-retpoline compiler.
Please update your compiler.
make[1]: *** [arch/x86/Makefile:300: checkbin] Error 1
make[1]: *** Waiting for unfinished jobs....
make: *** [Makefile:152: sub-make] Error 2
Command 'make -s -j 10 ARCH=i386 O=/kisskb/build/linux-next_i386_defconfig_i386 CROSS_COMPILE=/opt/cross/kisskb/gcc-4.6.3-nolibc/i386-linux/bin/i386-linux-  ' returned non-zero exit status 2
# rm -rf /kisskb/build/linux-next_i386_defconfig_i386
# Build took: 0:00:32.185931