[EWS] clean-up-git-repo step may time out during `git prune` on Windows bots. ``` git prune in dir /home/buildbot/worker/Windows-EWS/build (timeout 300 secs) watching logfiles {} argv: ['git', 'prune'] using PTY: False command timed out: 300 seconds without output running ['git', 'prune'], attempting to kill process killed by signal 9 program finished with exit code -1 elapsedTime=300.085757 ``` <https://ews-build.webkit.org/#/builders/10/builds/174347>
Maybe related to: Bug 251267: [ews] Regression: git steps in ews builds have started taking long time https://bugs.webkit.org/show_bug.cgi?id=251267
<rdar://problem/104961491>
Since have taken down our Windows infrastructure, moving this to resolved / wontfix.