$ git clone -n https://src.fedoraproject.org/rpms/swift-lang.git /var/lib/mock/f33-build-471733-63751/root/chroot_tmpdir/scmroot/swift-lang
Cloning into '/var/lib/mock/f33-build-471733-63751/root/chroot_tmpdir/scmroot/swift-lang'...
$ git reset --hard d38882aaf62b2bfe671a75b95abbe65c2821738c
HEAD is now at d38882a Updated to Swift-5.3.2-RELEASE