[do not merge] change riscv-tests version

Since the warning message was changed, repeat read output's parsing
needed to be changed as well.
Please, see riscv-software-src/riscv-tests#486

Change-Id: I8d6cf2881c1e44bb3e8348ffc61da9731fde537b
Signed-off-by: Evgeniy Naydanov <evgeniy.naydanov@syntacore.com>

.github/workflows/spike-openocd-tests.yml

@@ -6,7 +6,7 @@ env:
   SPIKE_REPO: https://github.com/riscv-software-src/riscv-isa-sim.git
   SPIKE_REV: master
   RISCV_TESTS_REPO: https://github.com/riscv-software-src/riscv-tests.git
-  RISCV_TESTS_REV: master
+  RISCV_TESTS_REV: refs/pull/486/head
   TOOLCHAIN_URL: https://github.com/xpack-dev-tools/riscv-none-elf-gcc-xpack/releases/download/v12.2.0-1/xpack-riscv-none-elf-gcc-12.2.0-1-linux-x64.tar.gz
 
 on: pull_request
@@ -30,8 +30,8 @@ jobs:
 
       - name: Get revisions of dependencies
         run: |
-          SPIKE_COMMIT=$( git ls-remote "$SPIKE_REPO" master | awk '{ print $1; }' )
-          RISC_V_TESTS_COMMIT=$( git ls-remote "$RISCV_TESTS_REPO" master | awk '{ print $1; }' )
+          SPIKE_COMMIT=$( git ls-remote "$SPIKE_REPO" "$SPIKE_REV" | awk '{ print $1; }' )
+          RISC_V_TESTS_COMMIT=$( git ls-remote "$RISCV_TESTS_REPO" "$RISCV_TESTS_REV" | awk '{ print $1; }' )
           echo "Revison of Spike: $SPIKE_COMMIT"
           echo "Revision of RISC-V tests: $RISC_V_TESTS_COMMIT"
           # Save for later use
@@ -97,7 +97,8 @@ jobs:
         run: |
           git clone "$RISCV_TESTS_REPO"
           cd riscv-tests
-          git checkout "$RISCV_TESTS_REV"
+          git fetch origin "$RISCV_TESTS_REV"
+          git checkout FETCH_HEAD
           git submodule update --init --recursive
 
       - name: Run Tests