$ git clone -n https://src.fedoraproject.org/rpms/rust-argh_derive.git /var/lib/mock/f40-build-2654904-66907/root/chroot_tmpdir/scmroot/rust-argh_derive
Cloning into '/var/lib/mock/f40-build-2654904-66907/root/chroot_tmpdir/scmroot/rust-argh_derive'...
$ git fetch origin c6201c5f5028c027931a97d331dfa85f7064796b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-argh_derive
 * [new ref]         c6201c5f5028c027931a97d331dfa85f7064796b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6201c5 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild