# git rev-parse -q --verify f4d51dffc6c01a9e94650d95ce0104964f8ae822^{commit}
f4d51dffc6c01a9e94650d95ce0104964f8ae822
already have revision, skipping fetch
# git checkout -q -f -B kisskb f4d51dffc6c01a9e94650d95ce0104964f8ae822
# git clean -qxdf
# < git log -1
# commit f4d51dffc6c01a9e94650d95ce0104964f8ae822
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Sep 6 17:11:40 2020 -0700
# 
#     Linux 5.9-rc4
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-gcc --version
# < /opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-ld --version
# < git log --format=%s --max-count=1 f4d51dffc6c01a9e94650d95ce0104964f8ae822
# < make -s -j 8 ARCH=xtensa O=/kisskb/build/linus_xtensa-allnoconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  allnoconfig
# < make -s -j 8 ARCH=xtensa O=/kisskb/build/linus_xtensa-allnoconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  help
# make -s -j 8 ARCH=xtensa O=/kisskb/build/linus_xtensa-allnoconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  olddefconfig
# make -s -j 8 ARCH=xtensa O=/kisskb/build/linus_xtensa-allnoconfig_xtensa CROSS_COMPILE=/opt/cross/kisskb/br-xtensa-full-2016.08-613-ge98b4dd/bin/xtensa-linux-  
Completed OK
# rm -rf /kisskb/build/linus_xtensa-allnoconfig_xtensa
# Build took: 0:00:23.119600