$ git clone -n https://src.fedoraproject.org/rpms/jackctlmmc.git /var/lib/mock/f31-build-54258-27980/root/chroot_tmpdir/scmroot/jackctlmmc
Cloning into '/var/lib/mock/f31-build-54258-27980/root/chroot_tmpdir/scmroot/jackctlmmc'...
$ git reset --hard da00595ca7bcdffa021c8063b8c8c08207ba0b76
HEAD is now at da00595 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild