$ git clone -n https://src.fedoraproject.org/rpms/rust-image0.23.git /var/lib/mock/f38-build-side-43-rust-devel-1414273-31447/root/chroot_tmpdir/scmroot/rust-image0.23
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1414273-31447/root/chroot_tmpdir/scmroot/rust-image0.23'...
$ git fetch origin 46c6a8eb904465422b0a5d0b2a51b54af9c62f06:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-image0.23
 * [new ref]         46c6a8eb904465422b0a5d0b2a51b54af9c62f06 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 46c6a8e Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild