# git rev-parse -q --verify 9f4ad9e425a1d3b6a34617b8ea226d56a119a717^{commit}
# git fetch -q -n -f git://fs.ozlabs.ibm.com/kernel/linus master
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 9f4ad9e425a1d3b6a34617b8ea226d56a119a717^{commit}
9f4ad9e425a1d3b6a34617b8ea226d56a119a717
# git checkout -q -f -B kisskb 9f4ad9e425a1d3b6a34617b8ea226d56a119a717
# git clean -qxdf
# < git log -1
# commit 9f4ad9e425a1d3b6a34617b8ea226d56a119a717
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Apr 25 13:49:08 2021 -0700
# 
#     Linux 5.12
# < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-gcc --version
# < /opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-ld --version
# < git log --format=%s --max-count=1 9f4ad9e425a1d3b6a34617b8ea226d56a119a717
# < make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  defconfig
# < make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  help
# make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  olddefconfig
# make -s -j 48 ARCH=sparc64 O=/kisskb/build/linus_sparc64-defconfig_sparc64 CROSS_COMPILE=/opt/cross/kisskb/br-sparc64-full-2016.08-613-ge98b4dd/bin/sparc64-linux-  
<stdin>:1511:2: warning: #warning syscall clone3 not implemented [-Wcpp]
WARNING: modpost: EXPORT symbol "_mcount" [vmlinux] version generation failed, symbol will not be versioned.
  kernel: arch/sparc/boot/image is ready
  kernel: arch/sparc/boot/zImage is ready
Completed OK
# rm -rf /kisskb/build/linus_sparc64-defconfig_sparc64
# Build took: 0:01:39.916218