CI: try to modify the Git Env vars

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>

ci-scripts/Jenkinsfile-gitlab-replay

@@ -84,6 +84,8 @@ pipeline {
                     checkout changelog: false, poll: false, scm: [$class: 'GitSCM', branches: [[name: "${ReplayGitSrcBranch}"]], doGenerateSubmoduleConfigurations: false, extensions: [[$class: 'CleanBeforeCheckout']], submoduleCfg: [], userRemoteConfigs: [[url: 'https://gitlab.eurecom.fr/oai/openairinterface5g.git']]]
                     sh "git checkout -f ${ReplayGitSrcCommit}"
                     sh "git log -n1"
+                    env.GIT_BRANCH = ReplayGitSrcBranch
+                    env.GIT_COMMIT = ReplayGitSrcCommit
                 }
             }
             post {