$ git clone -n https://src.fedoraproject.org/rpms/gstreamer1-plugins-bad-free.git /var/lib/mock/f31-build-113969-34429/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free
Cloning into '/var/lib/mock/f31-build-113969-34429/root/chroot_tmpdir/scmroot/gstreamer1-plugins-bad-free'...
$ git reset --hard 8e13120b4bd462e7b2e86ccfcb07fe84afe17943
HEAD is now at 8e13120 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild