kcv3 downstream grudge CI: Use appropriate branch (#359)

* kcv3 downstream grudge CI: Use appropriate branch

* Debug grudge downstream CI kcv3 clone

* Grudge downstream CI for kcv3: Also for kcv3-grudge-downstream-ci

* kcv3 downstream grudge CI: I hate nested shell conditionals

* kcv3 grudge downstream CI: Use "special grudge" for kcv3 and branches targeting it

.github/workflows/ci.yml

@@ -146,7 +146,15 @@ jobs:
             env:
                 DOWNSTREAM_PROJECT: ${{ matrix.downstream_project }}
             run: |
-                git clone "https://github.com/inducer/$DOWNSTREAM_PROJECT.git"
+                curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/main/ci-support.sh
+                . ./ci-support.sh
+
+                # Use "special grudge" for kcv3 and branches targeting it.
+                if [[ "$DOWNSTREAM_PROJECT" = "grudge" ]] && [[ "$GITHUB_HEAD_REF" = "kernel_callables_v3-edit2" || "$GITHUB_BASE_REF" = "kernel_callables_v3-edit2" ]]; then
+                  with_echo git clone "https://github.com/kaushikcfd/$DOWNSTREAM_PROJECT.git" -b "kcv3-e2-compat"
+                else
+                  with_echo git clone "https://github.com/inducer/$DOWNSTREAM_PROJECT.git"
+                fi
                 cd "$DOWNSTREAM_PROJECT"
                 echo "*** $DOWNSTREAM_PROJECT version: $(git rev-parse --short HEAD)"
 
@@ -159,8 +167,6 @@ jobs:
 
                 sed -i "/mpi4py/ d" requirements.txt
 
-                curl -L -O -k https://gitlab.tiker.net/inducer/ci-support/raw/main/ci-support.sh
-                . ./ci-support.sh
                 build_py_project_in_conda_env
                 test_py_project