d591bf0068ddee020b19c1c905a246c5e7a3da34
hiram
  Thu Nov 21 15:29:00 2013 -0800
improve note about HEAD vs beta branch refs #9149
diff --git src/userApps/fetchKentSource.sh src/userApps/fetchKentSource.sh
index 91d2a48..fc9d178 100755
--- src/userApps/fetchKentSource.sh
+++ src/userApps/fetchKentSource.sh
@@ -1,24 +1,29 @@
 #!/bin/bash
 #
 # exit on any error:
 set -beEu -o pipefail
 
 # switching to beta for version 286
 export branch="beta"
 
-# version 285 needed the HEAD checkout to function OK
+# to use the top of the source tree, uncomment this branch=HEAD statment
+# and comment out the one above.  This is sometimes useful when there
+# are new fixes in the source tree in between beta releases.
+# Note, the top of the source tree could be broken at any time, it is on
+# a 10-minute update cycle with live work taking place.
+
 # export branch="HEAD"
 
 # script to fetch extra source to use with the kent build,
 # and then selectively parts of the kent source tree, enough to
 # build just the user utilities
 
 # the combined samtabix source for the SAM/BAM/TABIX functions:
 rm -fr samtabix
 echo "fetch samtabix" 1>&2
 git clone http://genome-source.cse.ucsc.edu/samtabix.git samtabix \
   > /dev/null 2>&1
 
 # These selective git archive commands only work up to a certain size
 # of fetched source (number of arguments), hence the multiple set of
 # individual fetches to get all the parts