$ git clone -n https://src.fedoraproject.org/rpms/rust-simba.git /var/lib/mock/f39-build-1455560-32918/root/chroot_tmpdir/scmroot/rust-simba
Cloning into '/var/lib/mock/f39-build-1455560-32918/root/chroot_tmpdir/scmroot/rust-simba'...
$ git fetch origin 18545d5c6f0c0946b5576de62cec9c3d3ce5cdd3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-simba
 * [new ref]         18545d5c6f0c0946b5576de62cec9c3d3ce5cdd3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 18545d5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild