$ git clone -n https://src.fedoraproject.org/rpms/libdatachannel.git /var/lib/mock/f40-build-800380-142998/root/chroot_tmpdir/scmroot/libdatachannel
Cloning into '/var/lib/mock/f40-build-800380-142998/root/chroot_tmpdir/scmroot/libdatachannel'...
$ git reset --hard de77d4aae1e056055a6e84142612176929107d93
HEAD is now at de77d4a Update to 0.20.2