$ git clone -n https://src.fedoraproject.org/rpms/subtitleeditor.git /var/lib/mock/f41-build-side-1-2949527-35473/root/chroot_tmpdir/scmroot/subtitleeditor
Cloning into '/var/lib/mock/f41-build-side-1-2949527-35473/root/chroot_tmpdir/scmroot/subtitleeditor'...
$ git fetch origin 692fc7f694ee9fda11c69dda9dd064a977dc3a3c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/subtitleeditor
 * [new ref]         692fc7f694ee9fda11c69dda9dd064a977dc3a3c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 692fc7f convert GPLv3+ license to SPDX