Create backdated SonarQube analysis for a project

backdate.sh

#!/usr/bin/env bash

# Prepare list of commit hashes.
# Adjust `since`, `grep` and other switches to your needs.
git log --merges --since=2018-02-01 --grep="(pull request #" --format="%H %ci" |
while read -a vars
do
    # Checkout to given commit.
    # Must be executed in the target repository, with no working three changes.
    git checkout ${vars[0]}

    # Performs analysis and publish it with the date of the commit.
    # Assuming that sonar-project.properties is present and configured properly.
    sonar-scanner -X -Dsonar.analysis.mode=publish -Dsonar.projectDate=${vars[1]}
done