$ git clone -n https://src.fedoraproject.org/rpms/xdg-user-dirs.git /var/lib/mock/f40-build-2225340-52815/root/chroot_tmpdir/scmroot/xdg-user-dirs
Cloning into '/var/lib/mock/f40-build-2225340-52815/root/chroot_tmpdir/scmroot/xdg-user-dirs'...
$ git fetch origin a3cde2410a74a0c55c49589efda70f5404f5cb1f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xdg-user-dirs
 * [new ref]         a3cde2410a74a0c55c49589efda70f5404f5cb1f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3cde24 Migrate to SPDX license