$ git clone -n https://src.fedoraproject.org/rpms/mass3.git /var/lib/mock/f40-build-1777617-24803/root/chroot_tmpdir/scmroot/mass3
Cloning into '/var/lib/mock/f40-build-1777617-24803/root/chroot_tmpdir/scmroot/mass3'...
$ git fetch origin 947dd76410af7115cbb289ee137a0ee1b45fa372:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mass3
 * [new ref]         947dd76410af7115cbb289ee137a0ee1b45fa372 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 947dd76 Rebuild for golang 1.22.0