$ git clone -n https://src.fedoraproject.org/rpms/curl.git /var/lib/mock/f41-build-84-34/root/chroot_tmpdir/scmroot/curl
Cloning into '/var/lib/mock/f41-build-84-34/root/chroot_tmpdir/scmroot/curl'...
$ git fetch origin f9311ae69d7c143fec8f3282907ac95546869cfc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/curl
 * [new ref]         f9311ae69d7c143fec8f3282907ac95546869cfc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f9311ae new upstream release - 8.7.1