Merge pull request ceph#65803 from zmc/sccache-flex

Dockerfile.build: Make sccache repo configurable

Author: zmc

Dockerfile.build

@@ -22,7 +22,8 @@ ARG DISTRO
 ARG CEPH_CTR_SRC=/usr/local/src/ceph
 ARG CLEAN_DNF=yes
 ARG CEPH_BASE_BRANCH=main
-ARG SCCACHE_VERSION=0.8.2
+ARG SCCACHE_VERSION=v0.8.2
+ARG SCCACHE_REPO=https://github.com/mozilla/sccache
 ARG WITH_CRIMSON=true
 COPY --from=bootstrap ${CEPH_CTR_SRC} ${CEPH_CTR_SRC}
 # Note that we do not use ENV for the following. This is because we do not
@@ -34,5 +35,6 @@ RUN DISTRO=$DISTRO \
     WITH_CRIMSON=${WITH_CRIMSON} \
     bash -x ${CEPH_CTR_SRC}/buildcontainer-setup.sh
 RUN \
-    SCCACHE_URL="https://github.com/mozilla/sccache/releases/download/v${SCCACHE_VERSION}/sccache-v${SCCACHE_VERSION}-$(uname -m)-unknown-linux-musl.tar.gz"; \
-    curl -L $SCCACHE_URL | tar --no-anchored --strip-components=1 -C /usr/local/bin/ -xzf - sccache
+    SCCACHE_URL="${SCCACHE_REPO}/releases/download/${SCCACHE_VERSION}/sccache-${SCCACHE_VERSION}-$(uname -m)-unknown-linux-musl.tar.gz"; \
+    echo "${SCCACHE_URL}"; \
+    curl -sS -L $SCCACHE_URL | tar --no-anchored --strip-components=1 -C /usr/local/bin/ -xzf - sccache