diff --git a/make/projects-dir.mk b/make/projects-dir.mk
index ee866cbf..595bc11e 100644
--- a/make/projects-dir.mk
+++ b/make/projects-dir.mk
@@ -50,5 +50,18 @@ status:
 	$(PGIT) status
 
 git-conv-%:
-	mv $* old/
-	sed -i "/$*/ d" CVS/Entries
+	[ -e $*/.git ] || { \
+		mv $* old/ ;\
+		if PROJECTS="$*" make clone; then \
+			sed -i "/^D\/$*\// d" CVS/Entries ;\
+		else \
+			mv old/$* . ;\
+		fi \
+	}
+
+check-conv:
+	for p in `ssh git.jannet.de /opt/ytools/bin/git-srv-admin.sh -u jan -j list-personal-projects`; do \
+		make git-conv-$$p ;\
+	done
+
+