2026-02-12T08:35:41.1788196Z ##[section]Starting: Checkout dotnet/runtime@refs/pull/124314/merge to s
2026-02-12T08:35:41.1876530Z ==============================================================================
2026-02-12T08:35:41.1877263Z Task         : Get sources
2026-02-12T08:35:41.1877598Z Description  : Get sources from a repository. Supports Git, TfsVC, and SVN repositories.
2026-02-12T08:35:41.1877719Z Version      : 1.0.0
2026-02-12T08:35:41.1877907Z Author       : Microsoft
2026-02-12T08:35:41.1878189Z Help         : [More Information](https://go.microsoft.com/fwlink/?LinkId=798199)
2026-02-12T08:35:41.1878295Z ==============================================================================
2026-02-12T08:35:42.3763438Z Syncing repository: dotnet/runtime (GitHub)
2026-02-12T08:35:42.3769551Z ##[command]git version
2026-02-12T08:35:42.5302578Z git version 2.52.0
2026-02-12T08:35:42.5333068Z ##[command]git lfs version
2026-02-12T08:35:44.9494620Z git-lfs/3.0.2 (GitHub; linux amd64; go 1.18.1)
2026-02-12T08:35:44.9643575Z ##[command]git init "/mnt/vss/_work/1/s"
2026-02-12T08:35:45.1376031Z hint: Using 'master' as the name for the initial branch. This default branch name
2026-02-12T08:35:45.1376331Z hint: will change to "main" in Git 3.0. To configure the initial branch name
2026-02-12T08:35:45.1376577Z hint: to use in all of your new repositories, which will suppress this warning,
2026-02-12T08:35:45.1376785Z hint: call:
2026-02-12T08:35:45.1376957Z hint:
2026-02-12T08:35:45.1377174Z hint: 	git config --global init.defaultBranch <name>
2026-02-12T08:35:45.1377362Z hint:
2026-02-12T08:35:45.1377558Z hint: Names commonly chosen instead of 'master' are 'main', 'trunk' and
2026-02-12T08:35:45.1377812Z hint: 'development'. The just-created branch can be renamed via this command:
2026-02-12T08:35:45.1378015Z hint:
2026-02-12T08:35:45.1378187Z hint: 	git branch -m <name>
2026-02-12T08:35:45.1378378Z hint:
2026-02-12T08:35:45.1378579Z hint: Disable this message with "git config set advice.defaultBranchName false"
2026-02-12T08:35:45.1564620Z Initialized empty Git repository in /mnt/vss/_work/1/s/.git/
2026-02-12T08:35:45.1582054Z ##[command]git remote add origin https://github.com/dotnet/runtime
2026-02-12T08:35:45.1888524Z ##[command]git sparse-checkout disable
2026-02-12T08:35:45.2140037Z ##[command]git config gc.auto 0
2026-02-12T08:35:45.2188211Z ##[command]git config core.longpaths true
2026-02-12T08:35:45.2219264Z ##[command]git config --get-all http.https://github.com/dotnet/runtime.extraheader
2026-02-12T08:35:45.2265780Z ##[command]git config --get-all http.extraheader
2026-02-12T08:35:45.2300396Z ##[command]git config --get-regexp .*extraheader
2026-02-12T08:35:45.2332460Z ##[command]git config --get-all http.proxy
2026-02-12T08:35:45.2370420Z ##[command]git config http.version HTTP/1.1
2026-02-12T08:35:45.2413527Z ##[command]git config --get-all remote.origin.promisor
2026-02-12T08:35:45.2447813Z ##[command]git config --get-all remote.origin.partialclonefilter
2026-02-12T08:35:45.2498795Z ##[command]git --config-env=http.extraheader=env_var_http.extraheader fetch --force --no-tags --prune --prune-tags --progress --no-recurse-submodules origin   +refs/heads/*:refs/remotes/origin/* +refs/pull/124314/merge:refs/remotes/pull/124314/merge
2026-02-12T08:35:45.9828040Z fatal: couldn't find remote ref refs/pull/124314/merge
2026-02-12T08:35:46.6884319Z ##[warning]Git fetch failed with exit code 128, back off 1.018 seconds before retry.
2026-02-12T08:35:47.0091667Z ##[command]git --config-env=http.extraheader=env_var_http.extraheader fetch --force --no-tags --prune --prune-tags --progress --no-recurse-submodules origin   +refs/heads/*:refs/remotes/origin/* +refs/pull/124314/merge:refs/remotes/pull/124314/merge
2026-02-12T08:35:47.4411913Z fatal: couldn't find remote ref refs/pull/124314/merge
2026-02-12T08:35:48.3259149Z ##[warning]Git fetch failed with exit code 128, back off 2.662 seconds before retry.
2026-02-12T08:35:50.1081374Z ##[command]git --config-env=http.extraheader=env_var_http.extraheader fetch --force --no-tags --prune --prune-tags --progress --no-recurse-submodules origin   +refs/heads/*:refs/remotes/origin/* +refs/pull/124314/merge:refs/remotes/pull/124314/merge
2026-02-12T08:35:50.5810259Z fatal: couldn't find remote ref refs/pull/124314/merge
2026-02-12T08:35:51.7152377Z ##[error]Git fetch failed with exit code: 128
2026-02-12T08:35:51.7194186Z ##[section]Finishing: Checkout dotnet/runtime@refs/pull/124314/merge to s