$ git clone -n https://src.fedoraproject.org/rpms/jp2a.git /var/lib/mock/f31-build-112695-34299/root/chroot_tmpdir/scmroot/jp2a
Cloning into '/var/lib/mock/f31-build-112695-34299/root/chroot_tmpdir/scmroot/jp2a'...
$ git reset --hard ec21ce2b0e6196cccbb194b0513e6c4cd4804965
HEAD is now at ec21ce2 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild