initial commit

git_filterbranch

@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+git filter-branch --env-filter '
+WRONG_EMAIL="wrong@example.com"
+NEW_NAME="New Name Value"
+NEW_EMAIL="correct@example.com"
+
+if [ "$GIT_COMMITTER_EMAIL" = "$WRONG_EMAIL" ]
+then
+    export GIT_COMMITTER_NAME="$NEW_NAME"
+    export GIT_COMMITTER_EMAIL="$NEW_EMAIL"
+fi
+if [ "$GIT_AUTHOR_EMAIL" = "$WRONG_EMAIL" ]
+then
+    export GIT_AUTHOR_NAME="$NEW_NAME"
+    export GIT_AUTHOR_EMAIL="$NEW_EMAIL"
+fi
+' --tag-name-filter cat -- --branches --tags