cnpm install 不下来怎么办，一直重试

⠦ [0/1] Installing vue-cropper@git+https://github.com/2277419213/vue-cropper.git#master[npminstall:get] retry GET https://github.com/2277419213/vue-cropper/tarball/master after 400ms, retry left 1, error: ResponseError: write EPROTO 4371340736:error:1409442E:SSL routines:ssl3_read_bytes:tlsv1 alert protocol version:../deps/openssl/openssl/ssl/record/rec_layer_s3.c:1407:SSL alert number 70
, GET https://github.com/2277419213/vue-cropper/tarball/master -1 (connected: true, keepalive socket: false, agent status: {"createSocketCount":6,"createSocketErrorCount":0,"closeSocketCount":5,"errorSocketCount":0,"timeoutSocketCount":2,"requestCount":4,"freeSockets":{},"sockets":{"github.com:443::::::::false:::::::134217728:":1},"requests":{}}, socketHandledRequests: 1, socketHandledResponses: 0)
headers: {}, status: -1, headers: {},
stack: Error: write EPROTO 4371340736:error:1409442E:SSL routines:ssl3_read_bytes:tlsv1 alert protocol version:../deps/openssl/openssl/ssl/record/rec_layer_s3.c:1407:SSL alert number 70

at WriteWrap.afterWrite [as oncomplete] (net.js:782:14)

⠇ [0/1] Installing vue-cropper@git+https://github.com/2277419213/vue-cropper.git#masterdownload tarball failed: write EPROTO 4371340736:error:1409442E:SSL routines:ssl3_read_bytes:tlsv1 alert protocol version:../deps/openssl/openssl/ssl/record/rec_layer_s3.c:1407:SSL alert number 70
, GET https://github.com/2277419213/vue-cropper/tarball/master -1 (connected: true, keepalive socket: false, agent status: {"createSocketCount":7,"createSocketErrorCount":0,"closeSocketCount":6,"errorSocketCount":0,"timeoutSocketCount":2,"requestCount":4,"freeSockets":{},"sockets":{"github.com:443::::::::false:::::::134217728:":1},"requests":{}}, socketHandledRequests: 1, socketHandledResponses: 0)
headers: {}, try to clone repository now.
git clone https://github.com/2277419213/vue-cropper.git /Users/lidope/Desktop/其他/node_modules/.tmp/d7140f74-d321-42e7-a898-796eff52260c