$ git clone -n https://src.fedoraproject.org/rpms/rust-region.git /var/lib/mock/f40-build-2643103-66480/root/chroot_tmpdir/scmroot/rust-region
Cloning into '/var/lib/mock/f40-build-2643103-66480/root/chroot_tmpdir/scmroot/rust-region'...
$ git fetch origin 99513dd86b1c170f96b5ae912795ca3d60eb9726:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-region
 * [new ref]         99513dd86b1c170f96b5ae912795ca3d60eb9726 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 99513dd Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild