$ git clone -n https://src.fedoraproject.org/rpms/rust-heck0.3.git /var/lib/mock/f38-build-side-43-rust-devel-1410304-31415/root/chroot_tmpdir/scmroot/rust-heck0.3
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1410304-31415/root/chroot_tmpdir/scmroot/rust-heck0.3'...
$ git fetch origin a3dfda09bb59d16a85fc500181623381bef514df:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-heck0.3
 * [new ref]         a3dfda09bb59d16a85fc500181623381bef514df -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3dfda0 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild