Hi, I'm not right now sure why this repo is in this state or how it got there, but that doesn't matter. But if you clone it, everything is fine. And if you then try to fetch it, Git goes havoc: $ git clone https://gitlab.com/Vampire/whelk.git/ && cd whelk && GIT_TRACE=1 git fetch; echo $? Cloning into 'whelk'... remote: Enumerating objects: 525, done. remote: Counting objects: 100% (525/525), done. remote: Compressing objects: 100% (227/227), done. remote: Total 525 (delta 280), reused 525 (delta 280), pack-reused 0 Receiving objects: 100% (525/525), 165.63 KiB | 3.52 MiB/s, done. Resolving deltas: 100% (280/280), done. 21:04:15.761530 exec-cmd.c:237 trace: resolved executable dir: C:/Program Files/Git/mingw64/bin 21:04:15.765532 git.c:447 trace: built-in: git fetch warning: refname 'HEAD' is ambiguous. 21:04:15.769530 run-command.c:667 trace: run_command: GIT_DIR=.git git remote-https origin https://gitlab.com/Vampire/whelk.git/ 21:04:15.795532 exec-cmd.c:237 trace: resolved executable dir: C:/Program Files/Git/mingw64/libexec/git-core 21:04:15.799535 git.c:734 trace: exec: git-remote-https origin https://gitlab.com/Vampire/whelk.git/ 21:04:15.799535 run-command.c:667 trace: run_command: git-remote-https origin https://gitlab.com/Vampire/whelk.git/ 21:04:15.832533 exec-cmd.c:237 trace: resolved executable dir: C:/Program Files/Git/mingw64/libexec/git-core 21:04:16.438060 run-command.c:667 trace: run_command: git rev-list --objects --stdin --not --all --quiet --alternate-refs 21:04:16.461060 run-command.c:667 trace: run_command: git rev-list --objects --stdin --not --all --quiet --alternate-refs 21:04:16.475738 exec-cmd.c:237 trace: resolved executable dir: C:/Program Files/Git/mingw64/libexec/git-core 21:04:16.478705 git.c:447 trace: built-in: git rev-list --objects --stdin --not --all --quiet --alternate-refs error: multiple updates for 'refs/remotes/origin/HEAD' (including one via symref 'refs/remotes/origin/HEAD') are not allowed >From https://gitlab.com/Vampire/whelk ! [new branch] HEAD -> origin/HEAD (unable to update local ref) error: some local refs could not be updated; try running 'git remote prune origin' to remove any old, conflicting branches 21:04:16.496254 run-command.c:667 trace: run_command: git maintenance run --auto --no-quiet 21:04:16.510254 exec-cmd.c:237 trace: resolved executable dir: C:/Program Files/Git/mingw64/libexec/git-core 21:04:16.512256 git.c:447 trace: built-in: git maintenance run --auto --no-quiet 1 Cheers Björn