$ git clone -n https://src.fedoraproject.org/rpms/gpsd.git /var/lib/mock/f39-build-1626261-39262/root/chroot_tmpdir/scmroot/gpsd
Cloning into '/var/lib/mock/f39-build-1626261-39262/root/chroot_tmpdir/scmroot/gpsd'...
$ git fetch origin 09c015ba66d6ac6ea6a33af659b1694d1f4ea508:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/gpsd
 * [new ref]         09c015ba66d6ac6ea6a33af659b1694d1f4ea508 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 09c015b remove trailing whitespace