wiki restore problem
after update gitlab helm chart from 12.3.5 to 12.5.2 we get trouble with backup testing if folder with wiki exist wiki does not restored
backup-utility --restore
* org/repo_name.wiki ... [Failed] restoring org/repo_name.wiki wiki Error 13:CreateRepositoryFromBundle: cmd wait failed: exit status 128
gitaly log at same time
{"grpc.meta.auth_version":"v2","grpc.meta.client_name":"gitlab-web","grpc.method":"CreateRepositoryFromBundle","grpc.request.deadline":"2019-12-02T20:15:15Z","grpc.request.fullMethod":"/gitaly.RepositoryService/CreateRepositoryFromBundle","grpc.request.glProjectPath":"alfa-oms/references-frontend","grpc.request.glRepository":"wiki-29","grpc.request.repoPath":"org/repo_name.wiki.git","grpc.request.repoStorage":"default","grpc.request.topLevelGroup":"org","grpc.service":"gitaly.RepositoryService","grpc.start_time":"2019-12-02T14:13:35Z","level":"error","msg":"Cloning into bare repository '/home/git/repositories/org/repo_name.wiki.git'...\\n","peer.address":"10.36.0.11:57858","pid":11,"span.kind":"server","system":"grpc","time":"2019-12-02T14:13:35Z"} {"grpc.code":"OK","grpc.meta.auth_version":"v2","grpc.meta.client_name":"gitlab-web","grpc.method":"CreateRepositoryFromBundle","grpc.request.deadline":"2019-12-02T20:15:15Z","grpc.request.fullMethod":"/gitaly.RepositoryService/CreateRepositoryFromBundle","grpc.request.glProjectPath":"org/repo_name","grpc.request.glRepository":"wiki-29","grpc.request.repoPath":"org/repo_name.wiki.git","grpc.request.repoStorage":"default","grpc.request.topLevelGroup":"org","grpc.service":"gitaly.RepositoryService","grpc.start_time":"2019-12-02T14:13:35Z","grpc.time_ms":325.251,"level":"info","msg":"finished streaming call with code OK","peer.address":"10.36.0.11:57858","pid":11,"span.kind":"server","system":"grpc","time":"2019-12-02T14:13:35Z"}
all normal (not wiki) repositories restore ok
as workaround - remove wiki directory before restore