$ git clone -n https://src.fedoraproject.org/rpms/perl-threads.git /var/lib/mock/f29-build-1545-550/root/thebuilddir/tmp/scmroot/perl-threads
Cloning into '/var/lib/mock/f29-build-1545-550/root/thebuilddir/tmp/scmroot/perl-threads'...
$ git reset --hard 96ef6a4161926a852227a37db2a82769df38ebc5
HEAD is now at 96ef6a4 - Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild