$ git clone -n https://src.fedoraproject.org/rpms/rust-uu_expand.git /var/lib/mock/f40-build-781158-131432/root/chroot_tmpdir/scmroot/rust-uu_expand
Cloning into '/var/lib/mock/f40-build-781158-131432/root/chroot_tmpdir/scmroot/rust-uu_expand'...
$ git fetch origin e685002a3295370c6e0ae97cef9c3fd8231ed82b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-uu_expand
 * [new ref]         e685002a3295370c6e0ae97cef9c3fd8231ed82b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e685002 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild