Reposting this as a new thread from New Build Stages We’re hitting a problem on the AMP project, where Travis jobs in multiple stages appear to be using the same merge commit (and same commit log) even though origin/master has moved forward. For details, see the comment at https://github.com/amp…

[image] rsimha: The question I’m trying to answer is: What is the latest commit that was merged to master that is also part of the Travis build? You should have started with that! git merge-base is for this. ## (showcasing locally) ## same commands as Travis uses to fetch a "merge previe…

I don’t see what the problem is. What are you trying to achieve? origin/master is a live repository, nothing prevents it from being altered at any moment – including between the times different jobs run. Travis makes sure as best it can that the same commit is being checked out at every job of the …

In fact, since origin/master lives its own life from the current commit, it’s completely useless as a label. There’s no telling where it will be by the time a build runs and how it will be related to the current commit by that time.

Thanks for the detailed explanation, @native-api ! Of course, you’re right about origin/master. I’ll switch our usage to $TRAVIS_COMMIT.

@native-api I tried using $TRAVIS_COMMIT, but it returns the latest commit being tested (which includes the unmerged commits added by the PR author). The question I’m trying to answer is: What is the latest commit that was merged to master that is also part of the Travis build? As you rightly p…

@native-api , thanks for sticking with me in spite of the roundabout question :slight_smile: I will try using git merge-base origin/master HEAD and let you know how it goes.

Find the latest commit from `master` that is present in the PR codebase

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Find the latest commit from `master` that is present in the PR codebase

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