From 808243babc2fdb6a51202a1b152eadf2c1907beb Mon Sep 17 00:00:00 2001
From: Benedikt Heine <bebe@bebehei.de>
Date: Fri, 25 Jul 2025 11:25:24 +0200
Subject: [PATCH] Add git-rewrite-commits

---
 bin/git-rewrite-commits.sh | 32 ++++++++++++++++++++++++++++++++
 install.conf.yaml          |  1 +
 2 files changed, 33 insertions(+)
 create mode 100755 bin/git-rewrite-commits.sh

diff --git a/bin/git-rewrite-commits.sh b/bin/git-rewrite-commits.sh
new file mode 100755
index 0000000..217aa60
--- /dev/null
+++ b/bin/git-rewrite-commits.sh
@@ -0,0 +1,32 @@
+#!/usr/bin/env bash
+
+# Automatically start a rebase for all commits between HEAD and the main
+# branch without integrating new commits from the main branch
+#
+# Technically it's a git rebase without rebasing any commits.
+
+# Enforce being in a git repository
+git rev-parse --is-inside-work-tree >/dev/null || exit $?
+
+# We actually should check out the head branch via `git remote show ${REMOTE}`,
+# but this requires active connection and active 2FA verification. Tedious to
+# have multiple calls for this
+if git rev-parse --verify main &>/dev/null; then
+    MAIN_BRANCH=main
+else
+    MAIN_BRANCH=master
+fi
+
+CURRENT_BRANCH="$(git rev-parse --abbrev-ref HEAD)"
+
+if [ "${CURRENT_BRANCH}" = "${MAIN_BRANCH}" ]; then
+    echo "Cannot rebase commits from '${CURRENT_BRANCH}' (HEAD) onto '${MAIN_BRANCH}'" >&2
+    exit 1
+fi
+
+MERGE_BASE="$(git merge-base "${MAIN_BRANCH}" HEAD)"
+
+# Show the next command
+set -x
+
+git rebase --interactive "${MERGE_BASE}"
diff --git a/install.conf.yaml b/install.conf.yaml
index cf302c1..6a77719 100644
--- a/install.conf.yaml
+++ b/install.conf.yaml
@@ -77,6 +77,7 @@
     ~/.local/bin/host-is-on: bin/host-is-on.sh
     ~/.local/bin/git-authors: bin/git-authors.sh
     ~/.local/bin/git-ard: bin/git-ard.sh
+    ~/.local/bin/git-rewrite-commits: bin/git-rewrite-commits.sh
     ~/.local/bin/clean: bin/clean.sh
 
 # systemd