$ git clone -n https://src.fedoraproject.org/rpms/wayland.git /var/lib/mock/f37-build-638463-70238/root/chroot_tmpdir/scmroot/wayland
Cloning into '/var/lib/mock/f37-build-638463-70238/root/chroot_tmpdir/scmroot/wayland'...
$ git reset --hard b775661bbf7ee733eac8a4f9c669f7125c2a5b7b
HEAD is now at b775661 Update to 1.21.0