$ git clone -n https://src.fedoraproject.org/rpms/rust-crc-catalog.git /var/lib/mock/f40-build-2640456-66403/root/chroot_tmpdir/scmroot/rust-crc-catalog
Cloning into '/var/lib/mock/f40-build-2640456-66403/root/chroot_tmpdir/scmroot/rust-crc-catalog'...
$ git fetch origin 2586e03d62251730d6b55161b4a4b89afbd0afb8:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crc-catalog
 * [new ref]         2586e03d62251730d6b55161b4a4b89afbd0afb8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2586e03 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild