fix clone script and removed jq dependency

fix macos vcpkg path

build/clone_vcpkg_from_baseline.sh

@@ -4,10 +4,10 @@ set -e
 #Currently libuv uses a git-tree older than baseline, enforcing older commit here:
 VCPKG_OLDEST_COMMIT=293f090a9be5a88a2a77838c6346d5ef9d3df81b
 
-if [ -z  "${VCPKG_OLDEST_COMMIT}" ]; then
-    commit=$(jq -r '."builtin-baseline"' vcpkg.json)
+if [ -z ${VCPKG_OLDEST_COMMIT+x} ]; then
+    commit=$(grep '."builtin-baseline"' vcpkg.json  | awk -F '"' '{print $(NF-1)}')
 else
     commit="${VCPKG_OLDEST_COMMIT}"
 fi
-commit_date=$(curl -s "https://api.github.com/repos/microsoft/vcpkg/commits/$commit" | jq -r '.commit.author.date')
+commit_date=$(curl -s "https://api.github.com/repos/microsoft/vcpkg/commits/$commit" | grep '"date"' |  head -n 1 | awk -F '"' '{print $(NF-1)}')
 git clone --shallow-since $commit_date https://github.com/microsoft/vcpkg $@

jenkinsfile/Jenkinsfile_MR_macos

@@ -107,7 +107,7 @@ pipeline {
             environment{
                 PATH = "cmdinstall/bin:${env.PATH}"
                 BUILD_DIR = "cmdbuild"
-                VCPKGPATH = "/opt/vcpkg"
+                VCPKGPATH = "${env.HOME}/jenkins/vcpkg"
             }
             options{
                 timeout(time: 3, unit: 'HOURS')