$ git clone -n https://src.fedoraproject.org/rpms/koji-tool.git /var/lib/mock/f38-build-side-42-init-devel-948787-28779/root/chroot_tmpdir/scmroot/koji-tool
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-948787-28779/root/chroot_tmpdir/scmroot/koji-tool'...
$ git fetch origin e0895c88c60dedcc4fe02267099fba5d7b65cf6b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/koji-tool
 * [new ref]         e0895c88c60dedcc4fe02267099fba5d7b65cf6b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e0895c8 refresh to cabal-rpm-2.1.0 with SPDX migration