# git rev-parse -q --verify 7c98a42618271210c60b79128b220107d35938d9^{commit}
7c98a42618271210c60b79128b220107d35938d9
already have revision, skipping fetch
# git checkout -q -f -B kisskb 7c98a42618271210c60b79128b220107d35938d9
# git clean -qxdf
# < git log -1
# commit 7c98a42618271210c60b79128b220107d35938d9
# Merge: 3381918fec92 7e241f647dc7
# Author: Linus Torvalds <torvalds@linux-foundation.org>
# Date:   Fri Nov 23 11:24:55 2018 -0800
# 
#     Merge tag 'ceph-for-4.20-rc4' of https://github.com/ceph/ceph-client
#     
#     Pullk ceph fix from Ilya Dryomov:
#      "A messenger fix, marked for stable"
#     
#     * tag 'ceph-for-4.20-rc4' of https://github.com/ceph/ceph-client:
#       libceph: fall back to sendmsg for slab pages
# < /opt/cross/kisskb/or1k-linux-5.4.0-20170218/or1k-linux/bin/or1k-linux-gcc --version
# < git log --format=%s --max-count=1 7c98a42618271210c60b79128b220107d35938d9
# < make -s -j 48 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 48 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: 0:00:22.731573