$ git clone -n https://src.fedoraproject.org/rpms/gtkmm4.0.git /var/lib/mock/f40-build-802481-144020/root/chroot_tmpdir/scmroot/gtkmm4.0
Cloning into '/var/lib/mock/f40-build-802481-144020/root/chroot_tmpdir/scmroot/gtkmm4.0'...
$ git reset --hard aa0294c5423a4a9c677b129cc98b102d4d20a912
HEAD is now at aa0294c Update to 4.14.0