diff --git a/bin/lib/debian/provisioning/install-packages.bash b/bin/lib/debian/provisioning/install-packages.bash
index 4d5dd1a..89dc519 100755
--- a/bin/lib/debian/provisioning/install-packages.bash
+++ b/bin/lib/debian/provisioning/install-packages.bash
@@ -1,5 +1,7 @@
 #!/usr/bin/env bash
 
+sudo apt install curl gnupg2
+
 echo "Setting up yarn source..."
 curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | sudo apt-key add -
 echo "deb https://dl.yarnpkg.com/debian/ stable main" | sudo tee /etc/apt/sources.list.d/yarn.list
@@ -23,7 +25,6 @@ sudo apt install \
 	neovim vim \
 	unzip \
 	lua5.3 luajit \
-	curl \
 	jq \
 	w3m \
 	ranger \
@@ -32,5 +33,5 @@ sudo apt install \
 	fortune \
 	nodejs yarn \
 	gawk \
-	gnupg2 \
+	netcat \
 	kitty-terminfo
diff --git a/bin/pr-for-commit b/bin/pr-for-commit
new file mode 100755
index 0000000..d830241
--- /dev/null
+++ b/bin/pr-for-commit
@@ -0,0 +1,10 @@
+#!/usr/bin/env sh
+
+export GITHUB_UPSTREAM="$(git remote -vv | awk '{$0=$2}')"
+
+git log --merges --ancestry-path --oneline $1..master \
+	| grep -i 'pull request' \
+	| tail -n1 \
+	| awk '{$0=$5}' \
+	| cut -c2- \
+	| xargs -I % open https://github.com/$GITHUB_UPSTREAM/${PWD##*/}/pull/%
diff --git a/bin/vdiff b/bin/vdiff
index ea269a0..5801fae 100755
--- a/bin/vdiff
+++ b/bin/vdiff
@@ -18,6 +18,7 @@ for f in $files; do
 	cfn="$rfn"
 
 	mkdir -p "$d"
+	# TODO: show at ref if provided
 	git --no-pager show HEAD:"$f" > "$d/$fn" 2>/dev/null || \
 		echo "<FILE CREATED>" > "$d/$fn"
 	cp "$f" "$d/$cfn" 2>/dev/null || echo "<FILE DELETED>" > "$d/$cfn"