$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_mktemp.git /var/lib/mock/f40-build-779968-130569/root/chroot_tmpdir/scmroot/rust-uu_mktemp
Cloning into '/var/lib/mock/f40-build-779968-130569/root/chroot_tmpdir/scmroot/rust-uu_mktemp'...
$ git fetch origin 4492c62bb2432ca2773519ef5b2ca9f913257940:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uu_mktemp
 * [new ref]         4492c62bb2432ca2773519ef5b2ca9f913257940 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4492c62 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild