2026-03-10T23:28:07.0474911Z ##[section]Starting: Checkout dotnet/runtime@refs/pull/125250/merge to s
2026-03-10T23:28:07.0560769Z ==============================================================================
2026-03-10T23:28:07.0561766Z Task         : Get sources
2026-03-10T23:28:07.0562034Z Description  : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.
2026-03-10T23:28:07.0562148Z Version      : 1.0.0
2026-03-10T23:28:07.0562662Z Author       : Microsoft
2026-03-10T23:28:07.0563055Z Help         : [More Information](https://go.microsoft.com/fwlink/?LinkId=798199)
2026-03-10T23:28:07.0563156Z ==============================================================================
2026-03-10T23:28:08.1212948Z Syncing repository: dotnet/runtime (GitHub)
2026-03-10T23:28:08.1218509Z ##[command]git version
2026-03-10T23:28:08.1223518Z git version 2.45.4
2026-03-10T23:28:08.1224790Z ##[command]git init "/mnt/vss/_work/1/s"
2026-03-10T23:28:08.1228767Z hint: Using 'master' as the name for the initial branch. This default branch name
2026-03-10T23:28:08.1229004Z hint: is subject to change. To configure the initial branch name to use in all
2026-03-10T23:28:08.1229202Z hint: of your new repositories, which will suppress this warning, call:
2026-03-10T23:28:08.1229361Z hint:
2026-03-10T23:28:08.1229530Z hint: 	git config --global init.defaultBranch <name>
2026-03-10T23:28:08.1229681Z hint:
2026-03-10T23:28:08.1230069Z Initialized empty Git repository in /mnt/vss/_work/1/s/.git/
2026-03-10T23:28:08.1230707Z hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
2026-03-10T23:28:08.1230902Z hint: 'development'. The just-created branch can be renamed via this command:
2026-03-10T23:28:08.1231060Z hint:
2026-03-10T23:28:08.1231195Z hint: 	git branch -m <name>
2026-03-10T23:28:08.1231813Z ##[command]git remote add origin https://github.com/dotnet/runtime
2026-03-10T23:28:08.1236863Z ##[command]git sparse-checkout disable
2026-03-10T23:28:08.1244899Z ##[command]git config gc.auto 0
2026-03-10T23:28:08.1249991Z ##[command]git config core.longpaths true
2026-03-10T23:28:08.1255095Z ##[command]git config --get-all http.https://github.com/dotnet/runtime.extraheader
2026-03-10T23:28:08.1260233Z ##[command]git config --get-all http.extraheader
2026-03-10T23:28:08.1265303Z ##[command]git config --get-regexp .*extraheader
2026-03-10T23:28:08.1270436Z ##[command]git config --get-all http.proxy
2026-03-10T23:28:08.1275493Z ##[command]git config http.version HTTP/1.1
2026-03-10T23:28:08.1283736Z ##[command]git config --get-all remote.origin.promisor
2026-03-10T23:28:08.1288909Z ##[command]git config --get-all remote.origin.partialclonefilter
2026-03-10T23:28:08.1295786Z ##[command]git --config-env=http.extraheader=env_var_http.extraheader fetch --force --tags --prune --prune-tags --progress --no-recurse-submodules origin   +refs/heads/*:refs/remotes/origin/* +refs/pull/125250/merge:refs/remotes/pull/125250/merge
2026-03-10T23:28:08.3217555Z fatal: couldn't find remote ref refs/pull/125250/merge
2026-03-10T23:28:09.1261254Z ##[warning]Git fetch failed with exit code 128, back off 7.218 seconds before retry.
2026-03-10T23:28:15.5495549Z ##[command]git --config-env=http.extraheader=env_var_http.extraheader fetch --force --tags --prune --prune-tags --progress --no-recurse-submodules origin   +refs/heads/*:refs/remotes/origin/* +refs/pull/125250/merge:refs/remotes/pull/125250/merge
2026-03-10T23:28:15.8922598Z fatal: couldn't find remote ref refs/pull/125250/merge
2026-03-10T23:28:17.0239463Z ##[warning]Git fetch failed with exit code 128, back off 8.487 seconds before retry.
2026-03-10T23:28:24.3869001Z ##[command]git --config-env=http.extraheader=env_var_http.extraheader fetch --force --tags --prune --prune-tags --progress --no-recurse-submodules origin   +refs/heads/*:refs/remotes/origin/* +refs/pull/125250/merge:refs/remotes/pull/125250/merge
2026-03-10T23:28:24.7412232Z fatal: couldn't find remote ref refs/pull/125250/merge
2026-03-10T23:28:25.7387794Z ##[error]Git fetch failed with exit code: 128
2026-03-10T23:28:25.7428549Z ##[section]Finishing: Checkout dotnet/runtime@refs/pull/125250/merge to s