[feat][build] Use git-archive to generate source release (apache#20981)

Signed-off-by: tison <[email protected]>

Author: tisonkun

pom.xml

@@ -1850,34 +1850,6 @@ flexible messaging model and an intuitive client API.</description>
             </execution>
         </executions>
       </plugin>
-      <plugin>
-          <groupId>org.apache.maven.plugins</groupId>
-          <artifactId>maven-assembly-plugin</artifactId>
-          <version>${maven-assembly-plugin.version}</version>
-          <inherited>false</inherited>
-          <executions>
-              <execution>
-                  <id>source-release-assembly-tar-gz</id>
-                  <phase>generate-sources</phase>
-                  <goals>
-                      <goal>single</goal>
-                  </goals>
-                  <configuration>
-                      <skipAssembly>${skipSourceReleaseAssembly}</skipAssembly>
-                      <runOnlyAtExecutionRoot>true</runOnlyAtExecutionRoot>
-                      <descriptors>
-                        <descriptor>src/assembly-source-package.xml</descriptor>
-                      </descriptors>
-                      <finalName>apache-pulsar-${project.version}-src</finalName>
-                      <appendAssemblyId>false</appendAssemblyId>
-                      <formats>
-                          <format>tar.gz</format>
-                      </formats>
-                      <tarLongFileMode>posix</tarLongFileMode>
-                  </configuration>
-              </execution>
-          </executions>
-      </plugin>
     </plugins>
 
     <pluginManagement>

src/assembly-source-package.xml

@@ -26,13 +26,17 @@ if [ $# -eq 0 ]; then
 fi
 
 DEST_PATH=$1
+DEST_PATH="$(cd "$DEST_PATH" && pwd)"
 
 pushd $(dirname "$0")
 PULSAR_PATH=$(git rev-parse --show-toplevel)
 VERSION=`./get-project-version.py`
 popd
 
-cp $PULSAR_PATH/target/apache-pulsar-$VERSION-src.tar.gz $DEST_PATH
+pushd "$(dirname "$0")/.."
+git archive --format=tar.gz --output="$DEST_PATH/apache-pulsar-$VERSION-src.tar.gz" --prefix="apache-pulsar-$VERSION-src/" HEAD
+popd
+
 cp $PULSAR_PATH/distribution/server/target/apache-pulsar-$VERSION-bin.tar.gz $DEST_PATH
 cp $PULSAR_PATH/distribution/offloaders/target/apache-pulsar-offloaders-$VERSION-bin.tar.gz $DEST_PATH
 cp $PULSAR_PATH/distribution/shell/target/apache-pulsar-shell-$VERSION-bin.tar.gz $DEST_PATH