# git rev-parse -q --verify 7566ec393f4161572ba6f11ad5171fd5d59b0fbd^{commit}
7566ec393f4161572ba6f11ad5171fd5d59b0fbd
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7566ec393f4161572ba6f11ad5171fd5d59b0fbd
# git clean -qxdf
# < git log -1
# commit 7566ec393f4161572ba6f11ad5171fd5d59b0fbd
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Sun Dec 16 15:46:55 2018 -0800
# 
#     Linux 4.20-rc7
# < /opt/cross/kisskb/or1k-linux-5.4.0-20170218/or1k-linux/bin/or1k-linux-gcc --version
# < git log --format=%s --max-count=1 7566ec393f4161572ba6f11ad5171fd5d59b0fbd
# < make -s -j 8 ARCH=openrisc O=/kisskb/build/linus_or1ksim_defconfig_or32 CROSS_COMPILE=/opt/cross/kisskb/or1k-linux-5.4.0-20170218/or1k-linux/bin/or1k-linux-  or1ksim_defconfig
# make -s -j 8 ARCH=openrisc O=/kisskb/build/linus_or1ksim_defconfig_or32 CROSS_COMPILE=/opt/cross/kisskb/or1k-linux-5.4.0-20170218/or1k-linux/bin/or1k-linux-  
Completed OK
# rm -rf /kisskb/build/linus_or1ksim_defconfig_or32
# Build took: 0:00:41.138314