$ git clone -n https://src.fedoraproject.org/rpms/gstreamer1-plugins-base.git /var/lib/mock/f31-build-113976-34429/root/chroot_tmpdir/scmroot/gstreamer1-plugins-base
Cloning into '/var/lib/mock/f31-build-113976-34429/root/chroot_tmpdir/scmroot/gstreamer1-plugins-base'...
$ git reset --hard 5f51574d3a9396cf4d33cbe1b5e9071eeea2ee6d
HEAD is now at 5f51574 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild