$ git clone -n https://src.fedoraproject.org/rpms/gpaw.git /var/lib/mock/f31-build-49772-27344/root/chroot_tmpdir/scmroot/gpaw
Cloning into '/var/lib/mock/f31-build-49772-27344/root/chroot_tmpdir/scmroot/gpaw'...
$ git reset --hard ccf05f3c85a9a0b8febf13a7f1c61f25d74e9f75
HEAD is now at ccf05f3 new upstream release