$ git clone -n https://src.fedoraproject.org/rpms/kaccounts-providers.git /var/lib/mock/eln-build-side-115125-61061880-6588366/root/chroot_tmpdir/scmroot/kaccounts-providers
Cloning into '/var/lib/mock/eln-build-side-115125-61061880-6588366/root/chroot_tmpdir/scmroot/kaccounts-providers'...
$ git fetch origin 9492a2f65d149f0dc014e07e2970e146f64d672a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kaccounts-providers
 * [new ref]         9492a2f65d149f0dc014e07e2970e146f64d672a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9492a2f 25.07.80