$ git clone -n https://src.fedoraproject.org/rpms/rust-rust-embed-utils.git /var/lib/mock/f40-build-2093464-50321/root/chroot_tmpdir/scmroot/rust-rust-embed-utils
Cloning into '/var/lib/mock/f40-build-2093464-50321/root/chroot_tmpdir/scmroot/rust-rust-embed-utils'...
$ git fetch origin fe5cdf579aeba204bcb35ce395b5cdc463641a89:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rust-embed-utils
 * [new ref]         fe5cdf579aeba204bcb35ce395b5cdc463641a89 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at fe5cdf5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild