diff --git a/osmo-gsm-tester/jenkins.sh b/osmo-gsm-tester/jenkins.sh
index c114222f..58768c49 100755
--- a/osmo-gsm-tester/jenkins.sh
+++ b/osmo-gsm-tester/jenkins.sh
@@ -1,11 +1,20 @@
 #!/bin/sh
 
-# This docket env allows running a typical osmo-gsm-tester setup with a main
+# This docker env allows running a typical osmo-gsm-tester setup with a main
 # unit (ogt-master) running osmo-gsm-tester process, and using another docker
 # container as a remote host where to run child processes.
 #
-# Trial directory must be set in the parent host's /tmp/trial path, which will
-# then be mounted to ogt-master and used my osmo-gsm-tester.
+# Trial directory to use may be placed in the container's host /tmp/trial path,
+# which will then be mounted to ogt-master and used my osmo-gsm-tester.
+# If no inst is detected, then jenkins.sh will attempt to fetch the sources in
+# the host system (so that host's user ssh keys are potentially available) under
+# /tmp/trial, and the inst is then later built inside the container.
+# Several env vars are available to tweak where to fetch from.
+# SRS_LTE_BRANCH: The srsLTE.git branch to fetch.
+# SRS_LTE_REPO_PREFIX: The URL & prefix patch from where to clone the srsLTe.git
+#                      repo.
+# SRS_LTE_REPO_NAME: The srsLTE.git repo name, usually "srsLTE", but known to
+#                    have different names on some forks.
 #
 # osmo-gsm-tester parameters and suites are passed to osmo-gsm-tester.sh in same
 # directory as this script using environment variable OSMO_GSM_TESTER_OPTS.
@@ -14,6 +23,35 @@
 # osmo-gsm-tester last run can be found as usual under the trial directory
 # (/tmp/trial/last_run).
 
+TRIAL_DIR="/tmp/trial"
+
+SRS_LTE_BRANCH=${SRS_LTE_BRANCH:-master}
+SRS_LTE_REPO_PREFIX=${SRS_LTE_REPO_PREFIX:-git@github.com:srsLTE}
+SRS_LTE_REPO_NAME=${SRS_LTE_REPO_NAME:-srsLTE}
+have_repo_srslte() {
+	echo "srsLTE inst not provided, fetching it now and it will be build in container"
+	if [ -d "${TRIAL_DIR}/${SRS_LTE_REPO_NAME}" ]; then
+		git fetch -C ${TRIAL_DIR}/${SRS_LTE_REPO_NAME}
+	else
+		mkdir -p ${TRIAL_DIR}
+		git clone "${SRS_LTE_REPO_PREFIX}/${SRS_LTE_REPO_NAME}" "${TRIAL_DIR}/${SRS_LTE_REPO_NAME}"
+	fi
+	# Figure out whether we need to prepend origin/ to find branches in upstream.
+	# Doing this allows using git hashes instead of a branch name.
+	if git -C "${TRIAL_DIR}/${SRS_LTE_REPO_NAME}" rev-parse "origin/$SRS_LTE_BRANCH"; then
+	  SRS_LTE_BRANCH="origin/$SRS_LTE_BRANCH"
+	fi
+
+	git -C "${TRIAL_DIR}/${SRS_LTE_REPO_NAME}" checkout -B build_branch "$SRS_LTE_BRANCH"
+	rm -rf "${TRIAL_DIR:?}/${SRS_LTE_REPO_NAME}/*"
+	git -C "${TRIAL_DIR}/${SRS_LTE_REPO_NAME}" reset --hard "$SRS_LTE_BRANCH"
+}
+
+# If srsLTE trial not provided by user, fetch srsLTE git repo and let the container build it:
+if [ "x$(ls ${TRIAL_DIR}/srslte.*.tgz 2>/dev/null | wc -l)" = "x0" ]; then
+	have_repo_srslte
+fi
+
 . ../jenkins-common.sh
 IMAGE_SUFFIX="${IMAGE_SUFFIX:-master}"
 docker_images_require \
@@ -51,8 +89,11 @@ docker run	--rm \
 		--network $NET_NAME \
 		--ip 172.18.50.2 \
 		-v $VOL_BASE_DIR/ogt-master:/data \
-		-v /tmp/trial:/tmp/trial \
+		-v "${TRIAL_DIR}:/tmp/trial" \
 		-e "OSMO_GSM_TESTER_OPTS=${OSMO_GSM_TESTER_OPTS}" \
+		-e "SRS_LTE_REPO_NAME=${SRS_LTE_REPO_NAME}" \
+		-e "HOST_USER_ID=$(id -u)" \
+		-e "HOST_GROUP_ID=$(id -g)" \
 		--name ${BUILD_TAG}-ogt-master \
 		$REPO_USER/osmo-gsm-tester
 
diff --git a/osmo-gsm-tester/osmo-gsm-tester-master.sh b/osmo-gsm-tester/osmo-gsm-tester-master.sh
index 975e4e5c..bd8a659e 100755
--- a/osmo-gsm-tester/osmo-gsm-tester-master.sh
+++ b/osmo-gsm-tester/osmo-gsm-tester-master.sh
@@ -11,4 +11,39 @@ ip addr add 172.18.50.8/24 dev eth0
 ip addr add 172.18.50.9/24 dev eth0
 ip addr add 172.18.50.10/24 dev eth0
 
-su -c "python3 -u /tmp/osmo-gsm-tester/src/osmo-gsm-tester.py /tmp/trial $OSMO_GSM_TESTER_OPTS" -m jenkins
+build_srslte() {
+        git_repo_dir="/tmp/trial/${SRS_LTE_REPO_NAME}"
+        if [ ! -d "$git_repo_dir" ]; then
+                echo "No external trial nor git repo provided for srsLTE!"
+                exit 1
+        fi
+        pushd "/tmp/trial"
+        rm -rf inst && mkdir inst
+        rm -rf build && mkdir build && cd build || exit 1
+        cmake -DCMAKE_INSTALL_PREFIX="../inst/" "${git_repo_dir}"
+        set +x; echo; echo; set -x
+        make "-j$(nproc)"
+        set +x; echo; echo; set -x
+        make install
+        this="srslte.build-${BUILD_NUMBER-$(date +%Y-%m-%d_%H_%M_%S)}"
+        tar="${this}.tgz"
+        tar czf "/tmp/trial/$tar" -C "/tmp/trial/inst" .
+        cd "/tmp/trial/" && md5sum "$tar" >>checksums.md5
+        popd
+}
+
+# Build srsLTE.git if not provided by host system:
+if [ "x$(ls /tmp/trial/srslte.*.tgz 2>/dev/null | wc -l)" = "x0" ]; then
+        build_srslte
+fi
+
+# Make trial dir avaialable to jenkins user inside container:
+chown -R jenkins /tmp/trial/
+
+rc=0
+su -c "python3 -u /tmp/osmo-gsm-tester/src/osmo-gsm-tester.py /tmp/trial $OSMO_GSM_TESTER_OPTS" -m jenkins || rc=$?
+
+# Make trial dir again owned by user running the container:
+chown -R "${HOST_USER_ID}:${HOST_GROUP_ID}" /tmp/trial/
+
+exit $rc