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-rwxr-xr-xscripts/get-dep-lib.sh13
1 files changed, 9 insertions, 4 deletions
diff --git a/scripts/get-dep-lib.sh b/scripts/get-dep-lib.sh
index c951ec813..970569c6c 100755
--- a/scripts/get-dep-lib.sh
+++ b/scripts/get-dep-lib.sh
@@ -38,10 +38,15 @@ git_checkout_library() {
fi
pushd "$name"
- git fetch origin
- if ! git checkout "$version" ; then
- echo "Can't find the right tag in $name - giving up"
- return -1
+ local current_sha=$(git rev-parse HEAD)
+ local target_sha=$(git rev-parse "$version")
+
+ if [ ! "$current_sha" = "$target_sha" ] ; then
+ git fetch origin
+ if ! git checkout "$version" ; then
+ echo "Can't find the right tag in $name - giving up"
+ return -1
+ fi
fi
popd
}