$ git checkout -b Dev_Br20211217 origin/Dev_Br20211217
error: unable to create file shenyu-examples/shenyu-examples-dubbo/shenyu-examples-alibaba-dubbo-service-annotation/src/main/java/org/apache/shenyu/examples/alibaba/dubbo/service/annotation/TestAlibabaDubboAnnotationApplication.java: Filename too long
error: unable to create file shenyu-examples/shenyu-examples-dubbo/shenyu-examples-alibaba-dubbo-service-annotation/src/main/java/org/apache/shenyu/examples/alibaba/dubbo/service/annotation/impl/DubboMultiParamServiceImpl.java: Filename too long
error: unable to create file shenyu-examples/shenyu-examples-dubbo/shenyu-examples-alibaba-dubbo-service-annotation/src/main/java/org/apache/shenyu/examples/alibaba/dubbo/service/annotation/impl/DubboTestServiceImpl.java: Filename too long
error: unable to create file shenyu-examples/shenyu-examples-dubbo/shenyu-examples-apache-dubbo-service-annotation/src/main/java/org/apache/shenyu/examples/apache/dubbo/service/annotation/TestApacheDubboAnnotationApplication.java: Filenametoo long
error: unable to create file shenyu-examples/shenyu-examples-dubbo/shenyu-examples-apache-dubbo-service-annotation/src/main/java/org/apache/shenyu/examples/apache/dubbo/service/annotation/impl/DubboMultiParamServiceImpl.java: Filename too long

Solution:
git config --global core.longpaths true