$ git clone -n https://src.fedoraproject.org/rpms/rust-approx.git /var/lib/mock/f39-build-1444666-32628/root/chroot_tmpdir/scmroot/rust-approx
Cloning into '/var/lib/mock/f39-build-1444666-32628/root/chroot_tmpdir/scmroot/rust-approx'...
$ git fetch origin a351b63ccb651fdbad47ff6452e0603daaed9e49:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-approx
 * [new ref]         a351b63ccb651fdbad47ff6452e0603daaed9e49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a351b63 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild