Added logic to properly install pygit2 on ubuntu systems and made the pygit2 installation more flexible in general.

salt/defaults.yaml

       install_from_source: True
     pygit2:
       install_from_source: True
+      version: 0.23.0
+      libgit2:
+        version: 0.23.0
+        install_from_source: True
+        build_parent_dir: /usr/src/
+        # hash necessary until github issue #9272 is addressed
+        download_hash: 683d1164e361e2a0a8d52652840e2340
     gitpython:
       install_from_source: False
 

salt/gitfs/pygit2.sls

 {% from "salt/map.jinja" import salt_settings with context %}
+{% set pygit2_settings = salt_settings.gitfs.pygit2 %}
 
 git:
   pkg.installed
 
-{% if salt_settings.gitfs.pygit2.install_from_source %}
+{% if pygit2_settings.install_from_source %}
+{% set libgit2_settings = pygit2_settings.libgit2 %}
+
+{% if libgit2_settings.install_from_source %}
+{% set libgit2_src_dir = libgit2_settings.build_parent_dir + 'libgit2-' + libgit2_settings.version %}
+{% set libgit2_build_dir = libgit2_src_dir + '/_build' %}
+
 # we probably don't have a package or it's not a high enough version
 # install latest from source/pip
 pygit-deps:
 
 dl-libgit2-src:
   archive.extracted:
-    - name: /usr/src
-    - source: https://github.com/libgit2/libgit2/archive/v0.22.1.tar.gz
-    - source_hash: md5=dbf516d18e176bbb131de3efccfee533
+    - name: {{ libgit2_settings.build_parent_dir }}
+    - source: https://github.com/libgit2/libgit2/archive/v{{ libgit2_settings.version }}.tar.gz
+    - source_hash: md5={{ libgit2_settings.download_hash }}
     - archive_format: tar
     - keep: True
-    - if_missing: /usr/src/libgit2-0.22.1
+    - if_missing: /usr/src/libgit2-{{ libgit2_settings.version }}
 
-/usr/src/libgit2-0.22.1/_build:
+{{ libgit2_build_dir }}:
   file.directory
 
 configure-libgit2:
   cmd.run:
     - name: cmake ..
-    - cwd: /usr/src/libgit2-0.22.1/_build
-    - creates: /usr/src/libgit2-0.22.1/_build/Makefile
+    - cwd: {{ libgit2_build_dir }}
+    - creates: {{ libgit2_build_dir }}/Makefile
 
 build-libgit2:
   cmd.run:
     - name: make -j4
-    - cwd: /usr/src/libgit2-0.22.1/_build
-    - creates: /usr/src/libgit2-0.22.1/_build/libgit2.so
+    - cwd: {{ libgit2_build_dir }}
+    - creates: {{ libgit2_build_dir }}/libgit2.so
 
 install-libgit2:
   cmd.run:
     - name: make install
-    - cwd: /usr/src/libgit2-0.22.1/_build
+    - cwd: {{ libgit2_build_dir }}
     - creates: /usr/local/lib/libgit2.so
 
 run-ldconfig-after-lib-install:
     - onchanges:
       - cmd: install-libgit2
 
+{% else %}
+{{ salt_settings.libgit2 }}:
+  pkg.installed
+
+{% endif %}
+
 install-pygit2:
   pip.installed:
-    - name: pygit2
+    - name: pygit2 == {{ pygit2_settings.version }}
 
 {% else %}
 {{ salt_settings.pygit2 }}:

salt/map.jinja

 that differ from whats in defaults.yaml
 ##}
 {% set os_family_map = salt['grains.filter_by']({
-    'Debian':  {},
-    'Ubuntu':  {},
-    'CentOS':  {},
-    'Amazon':  {},
-    'Fedora':  {},
+    'Debian':  {
+      'libgit2': 'libgit2-22',
+      'gitfs': {
+        'pygit2': {
+          'install_from_source': True,
+          'version': '0.22.1',
+          'libgit2': {
+            'install_from_source': False,
+          },
+        },
+      },
+    },
     'RedHat':  {
       'pygit2': 'python-pygit2',
       'gitfs': {
         'pygit2': {
-           'install_from_source': False
+           'install_from_source': False,
         },
       },
       'master': {
         'gitfs_provider': 'pygit2'
       },
-      'repotype': 'epel'
+      'repotype': 'epel',
     },
     'Suse':    {},
     'Gentoo':  {
       'salt_minion': 'app-admin/salt',
       'salt_syndic': 'app-admin/salt',
       'salt_api': 'app-admin/salt',
-      'salt_cloud': 'app-admin/salt'
+      'salt_cloud': 'app-admin/salt',
     },
     'Arch':    {
       'salt_master': 'salt-zmq',
       'salt_syndic':  'salt-zmq',
       'salt_cloud':  'salt-zmq',
       'salt_api': 'salt-zmq',
-      'salt_ssh':  'salt-zmq'
+      'salt_ssh':  'salt-zmq',
     },
     'FreeBSD': {
       'salt_master': 'py27-salt',
       'minion_service': 'salt_minion',
       'master_service': 'salt_master',
       'api_service': 'salt_api',
-      'syndic_service': 'salt_syndic'
+      'syndic_service': 'salt_syndic',
     },
-  }
-  , grain="os_family"
-  , merge=salt['pillar.get']('salt:lookup'))
+  }, grain="os_family", merge=salt['pillar.get']('salt:lookup'))
 %}
 
 {## Merge the flavor_map to the default settings ##}
 {% do default_settings.salt.update(os_family_map) %}
-    
+
 {## Merge in salt:lookup pillar ##}
 {% set salt_settings = salt['pillar.get'](
     'salt',
     default=default_settings.salt,
-    merge=True
-  )
+    merge=True)
 %}