$ git clone -n https://src.fedoraproject.org/rpms/libcgi.git /var/lib/mock/f41-build-side-1-2647601-27306/root/chroot_tmpdir/scmroot/libcgi
Cloning into '/var/lib/mock/f41-build-side-1-2647601-27306/root/chroot_tmpdir/scmroot/libcgi'...
$ git fetch origin 23bcb7fc7e34d45d63fb3e92bda3538bb10b29c4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libcgi
 * [new ref]         23bcb7fc7e34d45d63fb3e92bda3538bb10b29c4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23bcb7f convert license to SPDX