+ export LANG=C
+ export LC_ALL=C
+ [ -n  ]
+ GET_REV=
+ try_version
+ [ -f version ]
+ return 1
+ try_git
+ REBOOT=ee53a240ac902dc83209008a2671e7fdcf55957a
+ git rev-parse --git-dir
+ [ -n  ]
+ GET_REV=HEAD
+ git rev-parse --abbrev-ref HEAD
+ BRANCH=openwrt-23.05
+ git rev-parse --verify --symbolic-full-name openwrt-23.05@{u}
+ ORIGIN=
+ [ -n  ]
+ git rev-parse --verify --symbolic-full-name master@{u}
+ ORIGIN=refs/remotes/origin/master
+ git rev-list ee53a240ac902dc83209008a2671e7fdcf55957a..HEAD
+ wc -l
+ awk {print $1}
+ REV=23004
+ [ -n refs/remotes/origin/master ]
+ git merge-base HEAD refs/remotes/origin/master
+ UPSTREAM_BASE=1e1695f959e678868bb7911d059b847f38fc9cf4
+ git rev-list ee53a240ac902dc83209008a2671e7fdcf55957a..1e1695f959e678868bb7911d059b847f38fc9cf4
+ wc -l
+ awk {print $1}
+ UPSTREAM_REV=20520
+ [ 23004 -gt 20520 ]
+ REV=20520+2484
+ git log -n 1 --format=%h 1e1695f959e678868bb7911d059b847f38fc9cf4
+ REV=r20520+2484-1e1695f959
+ [ -n r20520+2484-1e1695f959 ]
+ echo r20520+2484-1e1695f959
r20520+2484-1e1695f959