Fetch feed version fails for certain SSL configurations

[landonreed]

Observed behavior

Fetch GTFS at https://www.sdmts.com/google_transit_files/google_transit.zip should work.

Expected behavior

On Create New Version > Fetch:

ERROR 2020-05-15T13:37:01.771 [pool-2-thread-1] c.c.d.common.status.MonitorableJob(MonitorableJob.java:325) Job failed with message Unable to connect to https://www.sdmts.com/google_transit_files/google_transit.zip; not fetching San Diego MTS feed
com.conveyal.datatools.manager.models.FeedSource.fetch(FeedSource.java:257)
javax.net.ssl.SSLProtocolException: handshake alert:  unrecognized_name
 at sun.security.ssl.ClientHandshaker.handshakeAlert(ClientHandshaker.java:1410)
 at sun.security.ssl.SSLSocketImpl.recvAlert(SSLSocketImpl.java:2004)
 at sun.security.ssl.SSLSocketImpl.readRecord(SSLSocketImpl.java:1113)
 at sun.security.ssl.SSLSocketImpl.performInitialHandshake(SSLSocketImpl.java:1363)
 at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1391)
 at sun.security.ssl.SSLSocketImpl.startHandshake(SSLSocketImpl.java:1375)
 at sun.net.www.protocol.https.HttpsClient.afterConnect(HttpsClient.java:563)
 at sun.net.www.protocol.https.AbstractDelegateHttpsURLConnection.connect(AbstractDelegateHttpsURLConnection.java:185)
 at sun.net.www.protocol.https.HttpsURLConnectionImpl.connect(HttpsURLConnectionImpl.java:153)
 at com.conveyal.datatools.manager.models.FeedSource.fetch(FeedSource.java:210)
 at com.conveyal.datatools.manager.models.FeedSource.fetch(FeedSource.java:155)
 at com.conveyal.datatools.manager.jobs.FetchSingleFeedJob.jobLogic(FetchSingleFeedJob.java:51)
 at com.conveyal.datatools.common.status.MonitorableJob.run(MonitorableJob.java:142)
 at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
 at java.lang.Thread.run(Thread.java:745)

Steps to reproduce the problem

See above (create new feed source with fetch url, click fetch).

Note: this problem can be resolved by following the steps at https://stackoverflow.com/a/14884941/915811. (start server with -Djsse.enableSNIExtension=false option)

Any special notes on configuration used

N/A

Version of datatools-server and datatools-ui if applicable (exact commit hash or branch name)

latest dev