$ git clone -n https://src.fedoraproject.org/rpms/rust-seahash3.git /var/lib/mock/f38-build-side-42-init-devel-1395158-31050/root/chroot_tmpdir/scmroot/rust-seahash3
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1395158-31050/root/chroot_tmpdir/scmroot/rust-seahash3'...
$ git fetch origin 6c4d0308d09e665aa1d7bbe6eb3397558ac69e09:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-seahash3
 * [new ref]         6c4d0308d09e665aa1d7bbe6eb3397558ac69e09 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6c4d030 Regenerate with rust2rpm v24 and include missing license file