Integrated: 1734: Reduce disk usage in pr bot

[Zhao Song]

On Thu, 23 Mar 2023 18:56:01 GMT, Zhao Song <zsong at openjdk.org> wrote:

> As Erik mentioned in the issue, currently, pr bot would create multiple repository clones in different sub directory in the scratch directory which resulting in significant disk space wastage within the container. 
> 
> In this patch, the repository clones will be stored in a single directory at `scratch-x/pr/repos/repoName`, allowing different types of `WorkItems` to reuse this space.

This pull request has now been integrated.

Changeset: c91bf6a5
Author:    Zhao Song <zsong at openjdk.org>
URL:       https://git.openjdk.org/skara/commit/c91bf6a524a8c111e93ffb7f788349cf2914526b
Stats:     253 lines in 23 files changed: 166 ins; 18 del; 69 mod

1734: Reduce disk usage in pr bot

Reviewed-by: erikj

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PR: https://git.openjdk.org/skara/pull/1491