Pin manifest of sparse-6381577-L53700000555765577

Change-Id: I4f9947068459011551d9d575e53d90d5b79f29e5
diff --git a/default.xml b/default.xml
index f4d8064..4381c8e 100644
--- a/default.xml
+++ b/default.xml
@@ -2,9 +2,9 @@
 <manifest>
 
   <remote fetch=".." name="aosp" review="https://android-review.googlesource.com/" />
-  <default remote="aosp" revision="oreo-mr1-cts-release" sync-j="4" />
+  <default remote="aosp" revision="sparse-6381577-L53700000555765577" sync-j="4" />
 
-  <project groups="pdk" name="platform/build" path="build/make" revision="9d749c348f1c15411f016d1ab316f623cd2ce461">
+  <project groups="pdk" name="platform/build" path="build/make" revision="f617161608ac5c9908be457683c9c831cdd8f2f2">
     <copyfile dest="Makefile" src="core/root.mk" />
     <linkfile dest="build/CleanSpec.mk" src="CleanSpec.mk" />
     <linkfile dest="build/buildspec.mk.default" src="buildspec.mk.default" />
@@ -428,7 +428,7 @@
   <project groups="qcom_wlan,pdk" name="platform/hardware/qcom/wlan" path="hardware/qcom/wlan" revision="8b94981ce47caac688d27fe222c3ce18b046e1ab" />
   <project groups="pdk" name="platform/hardware/ril" path="hardware/ril" revision="2ee1768d1adc898b9cd9c951dbe65e17a698a337" />
   <project name="kernel/tests" path="kernel/tests" revision="fa4729e5d6aeba19cc9ea0b3cbd4eb085865beda" />
-  <project groups="pdk" name="platform/libcore" path="libcore" revision="b73655e7dce27b5c2d16c0577af36d92db202739" />
+  <project groups="pdk" name="platform/libcore" path="libcore" revision="cc6539ab2f82b416d811cb962ec97b9b2c91966d" />
   <project groups="pdk" name="platform/libnativehelper" path="libnativehelper" revision="053ebae63c776d01687ce0130d0943aa7043c20a" />
   <project groups="pdk-cw-fs,pdk-fs" name="platform/packages/apps/BasicSmsReceiver" path="packages/apps/BasicSmsReceiver" revision="db227a07988bd5c40ec93c48015454d10fbe5c00" />
   <project groups="pdk-cw-fs,pdk-fs" name="platform/packages/apps/Bluetooth" path="packages/apps/Bluetooth" revision="b29da02e4b48bae69bf74f6174cdf6815786cb94" />