$ git clone -n https://src.fedoraproject.org/rpms/maatkit.git /var/lib/mock/f39-build-1461945-33289/root/chroot_tmpdir/scmroot/maatkit
Cloning into '/var/lib/mock/f39-build-1461945-33289/root/chroot_tmpdir/scmroot/maatkit'...
$ git fetch origin 284c89cb8a319498e5a4f7cbdfb1b85d752c41e8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/maatkit
 * [new ref]         284c89cb8a319498e5a4f7cbdfb1b85d752c41e8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 284c89c Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild