diff --git a/poky/bitbake/lib/bb/build.py b/poky/bitbake/lib/bb/build.py
index af60c3d..55f68b9 100644
--- a/poky/bitbake/lib/bb/build.py
+++ b/poky/bitbake/lib/bb/build.py
@@ -835,11 +835,7 @@
 
     return [cleanmask, cleanmask.replace(taskflagname, taskflagname + "_setscene")]
 
-def make_stamp(task, d, file_name = None):
-    """
-    Creates/updates a stamp for a given task
-    (d can be a data dict or dataCache)
-    """
+def clean_stamp(task, d, file_name = None):
     cleanmask = stamp_cleanmask_internal(task, d, file_name)
     for mask in cleanmask:
         for name in glob.glob(mask):
@@ -850,6 +846,14 @@
             if name.endswith('.taint'):
                 continue
             os.unlink(name)
+    return
+
+def make_stamp(task, d, file_name = None):
+    """
+    Creates/updates a stamp for a given task
+    (d can be a data dict or dataCache)
+    """
+    clean_stamp(task, d, file_name)
 
     stamp = stamp_internal(task, d, file_name)
     # Remove the file and recreate to force timestamp
diff --git a/poky/bitbake/lib/bb/cache.py b/poky/bitbake/lib/bb/cache.py
index fcb1579..92e9a3c 100644
--- a/poky/bitbake/lib/bb/cache.py
+++ b/poky/bitbake/lib/bb/cache.py
@@ -619,7 +619,7 @@
                 for f in flist:
                     if not f:
                         continue
-                    f, exist = f.split(":")
+                    f, exist = f.rsplit(":", 1)
                     if (exist == "True" and not os.path.exists(f)) or (exist == "False" and os.path.exists(f)):
                         self.logger.debug2("%s's file checksum list file %s changed",
                                              fn, f)
diff --git a/poky/bitbake/lib/bb/cookerdata.py b/poky/bitbake/lib/bb/cookerdata.py
index fe5696c..d54ac93 100644
--- a/poky/bitbake/lib/bb/cookerdata.py
+++ b/poky/bitbake/lib/bb/cookerdata.py
@@ -248,7 +248,7 @@
         for k in cookercfg.env:
             self.savedenv.setVar(k, cookercfg.env[k])
             if k in bb.data_smart.bitbake_renamed_vars:
-                bb.error('Variable %s from the shell environment has been renamed to %s' % (k, bb.data_smart.bitbake_renamed_vars[k]))
+                bb.error('Shell environment variable %s has been renamed to %s' % (k, bb.data_smart.bitbake_renamed_vars[k]))
                 bb.fatal("Exiting to allow enviroment variables to be corrected")
 
         filtered_keys = bb.utils.approved_variables()
diff --git a/poky/bitbake/lib/bb/data.py b/poky/bitbake/lib/bb/data.py
index 62ec214..c09d9b0 100644
--- a/poky/bitbake/lib/bb/data.py
+++ b/poky/bitbake/lib/bb/data.py
@@ -277,6 +277,8 @@
     try:
         if key[-1] == ']':
             vf = key[:-1].split('[')
+            if vf[1] == "vardepvalueexclude":
+                return deps, ""
             value, parser = d.getVarFlag(vf[0], vf[1], False, retparser=True)
             deps |= parser.references
             deps = deps | (keys & parser.execs)
diff --git a/poky/bitbake/lib/bb/fetch2/git.py b/poky/bitbake/lib/bb/fetch2/git.py
index bdcfa49..23f8c0d 100644
--- a/poky/bitbake/lib/bb/fetch2/git.py
+++ b/poky/bitbake/lib/bb/fetch2/git.py
@@ -243,7 +243,7 @@
             for name in ud.names:
                 ud.unresolvedrev[name] = 'HEAD'
 
-        ud.basecmd = d.getVar("FETCHCMD_git") or "git -c core.fsyncobjectfiles=0 -c gc.autoDetach=false"
+        ud.basecmd = d.getVar("FETCHCMD_git") or "git -c core.fsyncobjectfiles=0 -c gc.autoDetach=false -c core.pager=cat"
 
         write_tarballs = d.getVar("BB_GENERATE_MIRROR_TARBALLS") or "0"
         ud.write_tarballs = write_tarballs != "0" or ud.rebaseable
diff --git a/poky/bitbake/lib/bb/fetch2/osc.py b/poky/bitbake/lib/bb/fetch2/osc.py
index 99a529e..86f8ddf 100644
--- a/poky/bitbake/lib/bb/fetch2/osc.py
+++ b/poky/bitbake/lib/bb/fetch2/osc.py
@@ -9,6 +9,7 @@
 
 import logging
 import os
+import re
 import  bb
 from    bb.fetch2 import FetchMethod
 from    bb.fetch2 import FetchError
@@ -36,6 +37,7 @@
         # Create paths to osc checkouts
         oscdir = d.getVar("OSCDIR") or (d.getVar("DL_DIR") + "/osc")
         relpath = self._strip_leading_slashes(ud.path)
+        ud.oscdir = oscdir
         ud.pkgdir = os.path.join(oscdir, ud.host)
         ud.moddir = os.path.join(ud.pkgdir, relpath, ud.module)
 
@@ -49,7 +51,7 @@
             else:
                 ud.revision = ""
 
-        ud.localfile = d.expand('%s_%s_%s.tar.gz' % (ud.module.replace('/', '.'), ud.path.replace('/', '.'), ud.revision))
+        ud.localfile = d.expand('%s_%s_%s.tar.gz' % (ud.module.replace('/', '.'), relpath.replace('/', '.'), ud.revision))
 
     def _buildosccommand(self, ud, d, command):
         """
@@ -59,26 +61,49 @@
 
         basecmd = d.getVar("FETCHCMD_osc") or "/usr/bin/env osc"
 
-        proto = ud.parm.get('protocol', 'ocs')
+        proto = ud.parm.get('protocol', 'https')
 
         options = []
 
         config = "-c %s" % self.generate_config(ud, d)
 
-        if ud.revision:
+        if getattr(ud, 'revision', ''):
             options.append("-r %s" % ud.revision)
 
         coroot = self._strip_leading_slashes(ud.path)
 
         if command == "fetch":
-            osccmd = "%s %s co %s/%s %s" % (basecmd, config, coroot, ud.module, " ".join(options))
+            osccmd = "%s %s -A %s://%s co %s/%s %s" % (basecmd, config, proto, ud.host, coroot, ud.module, " ".join(options))
         elif command == "update":
-            osccmd = "%s %s up %s" % (basecmd, config, " ".join(options))
+            osccmd = "%s %s -A %s://%s up %s" % (basecmd, config, proto, ud.host, " ".join(options))
+        elif command == "api_source":
+            osccmd = "%s %s -A %s://%s api source/%s/%s" % (basecmd, config, proto, ud.host, coroot, ud.module)
         else:
             raise FetchError("Invalid osc command %s" % command, ud.url)
 
         return osccmd
 
+    def _latest_revision(self, ud, d, name):
+        """
+        Fetch latest revision for the given package
+        """
+        api_source_cmd = self._buildosccommand(ud, d, "api_source")
+
+        output = runfetchcmd(api_source_cmd, d)
+        match = re.match(r'<directory ?.* rev="(\d+)".*>', output)
+        if match is None:
+            raise FetchError("Unable to parse osc response", ud.url)
+        return match.groups()[0]
+
+    def _revision_key(self, ud, d, name):
+        """
+        Return a unique key for the url
+        """
+        # Collapse adjacent slashes
+        slash_re = re.compile(r"/+")
+        rev = getattr(ud, 'revision', "latest")
+        return "osc:%s%s.%s.%s" % (ud.host, slash_re.sub(".", ud.path), name, rev)
+
     def download(self, ud, d):
         """
         Fetch url
@@ -86,7 +111,7 @@
 
         logger.debug2("Fetch: checking for module directory '" + ud.moddir + "'")
 
-        if os.access(os.path.join(d.getVar('OSCDIR'), ud.path, ud.module), os.R_OK):
+        if os.access(ud.moddir, os.R_OK):
             oscupdatecmd = self._buildosccommand(ud, d, "update")
             logger.info("Update "+ ud.url)
             # update sources there
@@ -114,20 +139,23 @@
         Generate a .oscrc to be used for this run.
         """
 
-        config_path = os.path.join(d.getVar('OSCDIR'), "oscrc")
+        config_path = os.path.join(ud.oscdir, "oscrc")
+        if not os.path.exists(ud.oscdir):
+            bb.utils.mkdirhier(ud.oscdir)
+
         if (os.path.exists(config_path)):
             os.remove(config_path)
 
         f = open(config_path, 'w')
+        proto = ud.parm.get('protocol', 'https')
         f.write("[general]\n")
-        f.write("apisrv = %s\n" % ud.host)
-        f.write("scheme = http\n")
+        f.write("apiurl = %s://%s\n" % (proto, ud.host))
         f.write("su-wrapper = su -c\n")
         f.write("build-root = %s\n" % d.getVar('WORKDIR'))
         f.write("urllist = %s\n" % d.getVar("OSCURLLIST"))
         f.write("extra-pkgs = gzip\n")
         f.write("\n")
-        f.write("[%s]\n" % ud.host)
+        f.write("[%s://%s]\n" % (proto, ud.host))
         f.write("user = %s\n" % ud.parm["user"])
         f.write("pass = %s\n" % ud.parm["pswd"])
         f.close()
diff --git a/poky/bitbake/lib/bb/siggen.py b/poky/bitbake/lib/bb/siggen.py
index 9fa568f..08eca78 100644
--- a/poky/bitbake/lib/bb/siggen.py
+++ b/poky/bitbake/lib/bb/siggen.py
@@ -1026,6 +1026,7 @@
                             # If a dependent hash changed, might as well print the line above and then defer to the changes in
                             # that hash since in all likelyhood, they're the same changes this task also saw.
                             output = [output[-1]] + recout
+                            break
 
     a_taint = a_data.get('taint', None)
     b_taint = b_data.get('taint', None)