$ git clone -n https://src.fedoraproject.org/rpms/tcpjunk.git /var/lib/mock/f31-build-55188-28101/root/chroot_tmpdir/scmroot/tcpjunk
Cloning into '/var/lib/mock/f31-build-55188-28101/root/chroot_tmpdir/scmroot/tcpjunk'...
$ git reset --hard 20d24b2483d4c1a4788761f91ffd603f99e77559
HEAD is now at 20d24b2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild