# git rev-parse -q --verify 4b972a01a7da614b4796475f933094751a295a2f^{commit}
4b972a01a7da614b4796475f933094751a295a2f
already have revision, skipping fetch
# git checkout -q -f -B kisskb 4b972a01a7da614b4796475f933094751a295a2f
# git clean -qxdf
# < git log -1
# commit 4b972a01a7da614b4796475f933094751a295a2f
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sat Jun 22 16:01:36 2019 -0700
# 
#     Linux 5.2-rc6
# < /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 4b972a01a7da614b4796475f933094751a295a2f
# < make -s -j 48 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 48 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: 0:00:16.013962