$ git clone -n https://src.fedoraproject.org/rpms/NetworkManager.git /var/lib/mock/f41-build-840320-160607/root/chroot_tmpdir/scmroot/NetworkManager
Cloning into '/var/lib/mock/f41-build-840320-160607/root/chroot_tmpdir/scmroot/NetworkManager'...
$ git fetch origin 02c7bb4e63e6fe1a0cc03880438b7afd19a28868:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/NetworkManager
 * [new ref]         02c7bb4e63e6fe1a0cc03880438b7afd19a28868 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02c7bb4 Upgrade to 1.49.4 release (development)