Fix source_branch retrieving

Makefile

@@ -2,7 +2,6 @@ clone-snapshots:
 	@echo "	⏬  Cloning snapshots..."
 	@command git clone [email protected]:salemove/ios-widgets-snapshots.git SnapshotTests/__Snapshots__
 
-source_branch := $(shell git rev-parse --abbrev-ref HEAD)
 clone-snapshots-ci:
 	@echo "	⏬  Cloning snapshots..."
 	@command git clone $(repo_url) SnapshotTests/__Snapshots__

bitrise.yml

@@ -188,7 +188,7 @@ workflows:
         inputs:
         - content: |-
             #!/usr/bin/env bash # fail if any commands fails set -e # make pipelines' return status equal the last command to exit with a non-zero status, or zero if all commands exit successfully set -o pipefail # debug log set -x
-            make clone-snapshots-ci repo_url="https://$GITHUB_USERNAME:$GITHUB_API_TOKEN@$SNAPSHOTS_REPO" destination_branch=$BITRISEIO_GIT_BRANCH_DEST
+            make clone-snapshots-ci repo_url="https://$GITHUB_USERNAME:$GITHUB_API_TOKEN@$SNAPSHOTS_REPO" source_branch=$BITRISE_GIT_BRANCH destination_branch=$BITRISEIO_GIT_BRANCH_DEST
     - cache-pull@2: {}
     - certificate-and-profile-installer@1: {}
     - script: