$ git clone -n https://src.fedoraproject.org/rpms/rust-anstyle-hyperlink.git /var/lib/mock/f45-build-45117-821/root/chroot_tmpdir/scmroot/rust-anstyle-hyperlink
Cloning into '/var/lib/mock/f45-build-45117-821/root/chroot_tmpdir/scmroot/rust-anstyle-hyperlink'...
$ git fetch origin a3fdafd497a75e8fa37ef31d3c79a8182a50c996:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-anstyle-hyperlink
 * [new ref]         a3fdafd497a75e8fa37ef31d3c79a8182a50c996 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3fdafd Initial import (#2517878)