add: add support for git sources

[danishprakash]

What type of PR is this?

/kind feature

What this PR does / why we need it:

adds support for git sources with the ADD directive

How to verify it

Which issue(s) this PR fixes:

Fixes #4974

Special notes for your reviewer:

Does this PR introduce a user-facing change?

adds support for git sources with the ADD directive

[packit-as-a-service]

Ephemeral COPR build failed. @containers/packit-build please check.

[TomSweeneyRedHat]

Quick fly by review looks OK to me, but you have test issues and a rebase is needed.

[danishprakash]

Quick fly by review looks OK to me, but you have test issues and a rebase is needed.

You meant packit issues? Because tests seems to be fine afaict

[rhatdan]

LGTM other then remove the MustCompile.

@flouthoc @nalind @giuseppe PTAL

[rhatdan]

LGTM
@flouthoc @giuseppe @nalind @mheon PTAL

[TomSweeneyRedHat]

Changes LGTM

I did a rebase which was required, and now the DCO (signing) test is not passing. Did you forget to sign a recent commit @danishprakash ?

[danishprakash]

I switched git emails recently, that was the issue, fixed now.

[rhatdan]

Needs a rebase.

[rhatdan]

/approve
/lgtm
Thanks @danishprakash

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: danishprakash, rhatdan

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