$ git clone -n https://src.fedoraproject.org/rpms/rust-brotli-decompressor.git /var/lib/mock/f40-build-2650872-66878/root/chroot_tmpdir/scmroot/rust-brotli-decompressor
Cloning into '/var/lib/mock/f40-build-2650872-66878/root/chroot_tmpdir/scmroot/rust-brotli-decompressor'...
$ git fetch origin 4761aa37eb69d41081d8881ea76d27e96eec33a5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-brotli-decompressor
 * [new ref]         4761aa37eb69d41081d8881ea76d27e96eec33a5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4761aa3 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild