7e9193666fci: Always define EXPERIMENTAL variable (Tim Ruffing)0a99156871sync-upstream.sh: Add "git show --remerge-diff" tip (Tim Ruffing)9b6a1c384dsync-upstream.sh: Fix position of "-b" option in reproduce command (Tim Ruffing)05b207e969sync-upstream: allows providing the local branch via cli (Jonas Nick) Pull request description: ACKs for top commit: real-or-random: utACK7e9193666fTree-SHA512: 4527cb6a2493d210eb7ba6d8f6e717b2acbc07aebdc1c4011cffe23490876a4e795d656a69df2cd50e4e3fe8742c123d9ea493914c148c8fbc93d7d3799e7447