$ git clone -n https://src.fedoraproject.org/rpms/gtkmm4.0.git /var/lib/mock/f40-build-762962-122281/root/chroot_tmpdir/scmroot/gtkmm4.0
Cloning into '/var/lib/mock/f40-build-762962-122281/root/chroot_tmpdir/scmroot/gtkmm4.0'...
$ git reset --hard 7b5532f23935b0c12202c3ac7aa1fbafe334fa62
HEAD is now at 7b5532f Update to 4.13.2