$ git clone -n https://src.fedoraproject.org/rpms/Xaw3d.git /var/lib/mock/f31-build-101554-33409/root/chroot_tmpdir/scmroot/Xaw3d
Cloning into '/var/lib/mock/f31-build-101554-33409/root/chroot_tmpdir/scmroot/Xaw3d'...
$ git reset --hard 5d78f7e7d25843524eb7d94f5901d2d134437547
HEAD is now at 5d78f7e Add source tarbal PGP signature verification