Christoph Läubrich

@umairsair the best would be if you provide an [integration-test](https://github.com/eclipse/tycho/wiki#providing-an-integration-test) to demonstrate the issue or at laest an example project for further investigation.

Not yet, sorry. But you could try to debug it yourself if you like, e.g. add `-X`to see whats passed to the compiler and probably what @parttimenerd has suggested adding...

@iloveeclipse thanks for the finding, just to be clear: Do you think this is a user error or do tycho behaves wrong here?

> At least for the p2 build the runtime of the `actions/checkout` was only increased from 5 to 8sec. I think github is really good at caching its own infra....

I have not checked this, but if I checkout a single commit then i get a "you are in a detached head state" message from git, don't know if depth=1...

> I don't know whether there are some flags or other stuff that Tycho can use to detect history is missing; but for sure "detached head" isn't an indicator here....

@tomaswolf thanks for the insigh, tycho itself do not clone the repo but "Github Action" do it, so if the repository itself is shallow I assume it does not make...

> I don't know what the correct way to deal with a shallow repo would be for tycho-buildtimestamp-jgit. My current soloution would be to do check if the repo is...

I have contacted EF, lets see what is possible here :+1:

correction... TRIED to... ``` This is a permanent error. The following address(es) failed: [email protected] host aspmx.l.google.com [74.125.133.26] SMTP error from remote mail server after RCPT TO:: 550-5.1.1 The email account...