$ git clone -n https://src.fedoraproject.org/rpms/rust-gix-command.git /var/lib/mock/f40-build-2325138-58801/root/chroot_tmpdir/scmroot/rust-gix-command
Cloning into '/var/lib/mock/f40-build-2325138-58801/root/chroot_tmpdir/scmroot/rust-gix-command'...
$ git fetch origin b431d95b07d4562aeeaf1b4cae34f7ff5b8b5ae2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-gix-command
 * [new ref]         b431d95b07d4562aeeaf1b4cae34f7ff5b8b5ae2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b431d95 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild