$ git clone -n https://src.fedoraproject.org/rpms/R-httpuv.git /var/lib/mock/f33-build-397600-62518/root/chroot_tmpdir/scmroot/R-httpuv
Cloning into '/var/lib/mock/f33-build-397600-62518/root/chroot_tmpdir/scmroot/R-httpuv'...
$ git reset --hard 7cb0cc1653008c9b7905c56003e329fe52f50cc3
HEAD is now at 7cb0cc1 Fix websocket handshake on big-endian systems.