Add more Makefile alias targets
diff --git a/Makefile b/Makefile
index 3547363..c77e9b9 100644
--- a/Makefile
+++ b/Makefile
@@ -23,12 +23,15 @@
 debian: find-couch-dist copy-debian update-changelog dpkg lintian
 
 # Debian 8
+debian-jessie: jessie
 jessie: debian
 
 # Debian 9
+debian-stretch: stretch
 stretch: debian
 
 # Ubuntu 12.04
+ubuntu-precise: precise
 precise: find-couch-dist copy-debian precise-prep update-changelog dpkg
 
 precise-prep:
@@ -41,6 +44,7 @@
 # No lintian run because of bogus failure on
 # postrm-does-not-call-updaterc.d-for-init.d-script
 # See Ubuntu ufw changelog for why they disabled this check
+ubuntu-trusty: trusty
 trusty: find-couch-dist copy-debian trusty-prep update-changelog dpkg
 
 # see changelog for ubuntu ufw package, this is safe
@@ -49,16 +53,20 @@
 	sed -i '/erlang-*/d' $(DISTDIR)/debian/control
 
 # Ubuntu 16.04
+ubuntu-xenial: xenial
 xenial: debian
 
 # Ubuntu 18.04
+ubuntu-bionic: bionic
 bionic: debian
 
 # RPM default
 centos: find-couch-dist link-couch-dist build-rpm
 
+centos-6: centos6
 centos6: make-rpmbuild centos
 
+centos-7: centos7
 centos7: make-rpmbuild centos
 
 # ######################################