$ git clone -n https://src.fedoraproject.org/rpms/rust-spytools.git /var/lib/mock/f38-build-side-42-init-devel-1258425-30642/root/chroot_tmpdir/scmroot/rust-spytools
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1258425-30642/root/chroot_tmpdir/scmroot/rust-spytools'...
$ git fetch origin 307c7ec130b571c50120337089e6b590a7840361:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-spytools
 * [new ref]         307c7ec130b571c50120337089e6b590a7840361 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 307c7ec Initial import; Fixes: RHBZ#2208061