$ git clone -n https://src.fedoraproject.org/rpms/libserialport.git /var/lib/mock/f31-build-59463-28582/root/chroot_tmpdir/scmroot/libserialport
Cloning into '/var/lib/mock/f31-build-59463-28582/root/chroot_tmpdir/scmroot/libserialport'...
$ git reset --hard 67b6e7e014bfac4871b605d29154843c78465d29
HEAD is now at 67b6e7e - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild